---
product_id: 277261041
title: "Martin Retro Acoustic MM13 Medium-Gauge Guitar Strings, Monel Nickel"
brand: "martin"
price: "¥2663"
currency: JPY
in_stock: true
reviews_count: 6
category: "Martin"
url: https://www.desertcart.jp/products/277261041-martin-retro-acoustic-mm13-medium-gauge-guitar-strings-monel-nickel
store_origin: JP
region: Japan
---

# Warm, balanced natural tone Medium-gauge 0.013-0.056" strings Corrosion-resistant Monel wrap wire Martin Retro Acoustic MM13 Medium-Gauge Guitar Strings, Monel Nickel

**Brand:** martin
**Price:** ¥2663
**Availability:** ✅ In Stock

## Summary

> 🎸 Rediscover your guitar’s true voice with Martin Retro Strings — where vintage tone meets modern durability.

## Quick Answers

- **What is this?** Martin Retro Acoustic MM13 Medium-Gauge Guitar Strings, Monel Nickel by martin
- **How much does it cost?** ¥2663 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/277261041-martin-retro-acoustic-mm13-medium-gauge-guitar-strings-monel-nickel)

## Best For

- martin enthusiasts

## Why This Product

- Trusted martin brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Medium-Gauge Power:** Balanced tension (190.94) across 0.013" to 0.056" strings brightens tenor, mid, and bass tones for a full-bodied sound.
- • **True Voice Unleashed:** Experience unmatched note separation that lets your guitar’s natural wood tones shine through every chord.
- • **Versatile Vintage Vibes:** Perfect for finger-style blues, Americana, and bluegrass, these strings deliver a sweet, mellow tone whether unplugged or amplified.
- • **Authentic Retro Craftsmanship:** Crafted by Martin, the gold standard in guitar strings, ensuring a unique tone that stands apart in any musical setting.
- • **Built to Last Through Every Jam:** Proprietary Monel nickel-copper alloy wrap wire resists corrosion and maintains tuning stability for marathon studio sessions.

## Overview

Martin Retro Acoustic MM13 Medium-Gauge Guitar Strings feature a corrosion-resistant Monel nickel-copper alloy wrap wire designed for long-lasting tuning stability. With a medium gauge range of 0.013" to 0.056" and a tension of 190.94, these strings deliver a warm, balanced tone ideal for finger-style blues, Americana, and bluegrass. Engineered to highlight your guitar’s natural wood resonance, they are the professional’s choice for authentic vintage sound and reliable performance.

## Description

Martin retro strings are the real deal. Not an imitation. With Martin retro strings, You get one tough set that offers true, consistent tone and sounds like nothing else on the market. Martin’s solid nickel/copper alloy blend provides a reduced pick attack that allows the guitar’s tone woods to be heard, not overshadowed. Martin’s proprietary Monel wrap wire is naturally corrosion resistant, so you can play them for a long time with nothing to get in the way of your music. Discover your guitar’s true voice.retro strings offer enhanced longevity with warm natural tone, and they sound great plugged in.

Review: Low quality. - New strings are tearing. 6.5 strings broke off at the bend in the peg((
Review: Great for Hog bodies - Brilliant for mahogany bodied guitars! Give that vintage whump on G runs and bluegrass styles without sounding too bright. These are .13’s I prefer. Have these on a Martin D18, and a very old epiphone slope shoulder hog, I can’t see me changing anytime soon.

## Features

- TRUE VOICE: Martin Retro Acoustic Strings provide incredible note separation and balance, allowing your guitar's natural wood tones to shine. Discover your guitar's true voice with this professional-grade guitar string pack.
- WRAP WIRE: Made from a solid nickel and copper alloy blend, these strings will last through long studio sessions and late-night jams. Our proprietary Monel wrap wire is naturally corrosion resistant and provides tuning stability, so nothing can get in the way of your music.
- VERSATILE STRING SOUNDS: Designed to bring out a sweet, mellow tone from your guitar, these nickel-copper guitar strings can be used for finger-style blues, Americana, bluegrass, and other styles. They sound great plugged in or with a guitar slide.
- MEDIUM-GAUGE ACOUSTIC STRINGS: Measuring from a 0.013" high E string to a 0.056" low E string, these are high-quality acoustic guitar strings that brighten the natural tone of your guitar—tenor, mid-tones, and bass. They feature a tension of 190.94.
- REAL DEAL RETRO: With Martin Retro strings, you get a guitar string set that sounds like nothing else on the market. Martin guitars and strings remain the choice for musicians around the world for their unrivaled quality, craftsmanship, and tone.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07SH2LBS6 |
| Body Material Type | Nickel |
| Brand | Martin |
| Brand Name | Martin |
| Coating Description | coated |
| Coating description | coated |
| Color | Medium |
| Colour | Medium |
| Customer Reviews | 4.6 out of 5 stars 2,056 Reviews |
| Finish Type | Copper |
| Global Trade Identification Number | 00729789552943 |
| Instrument | Acoustic Guitar |
| Item Type Name | Acoustic Guitar Strings |
| Item Weight | 23 Grams |
| Manufacturer | CF Martin & Co. |
| Manufacturer Part Number | 41Y19MM13-U |
| Material Type | Nickel, Copper |
| Model Name | MM13 Retro Monel Strings |
| Model Number | MM13 |
| Recommended Uses For Product | Playing acoustic guitar, rigorous practice, and performance |
| Set Name | Martin retro acoustic guitar strings medium |
| Sound Profile | warm natural tone |
| String Gauge | Medium |
| String Material Type | Nickel |
| String gauge | Medium |
| String material type | Nickel |
| UPC | 729789552943 |
| Unit Count | 1 Count |
| Warranty Description | Please contact manufacturer. |

## Product Details

- **Brand:** Martin
- **String gauge:** Medium
- **Colour:** Medium
- **Instrument:** Acoustic Guitar
- **String material type:** Nickel

## Images

![Martin Retro Acoustic MM13 Medium-Gauge Guitar Strings, Monel Nickel - Image 1](https://m.media-amazon.com/images/I/61P4GMJYxWL.jpg)
![Martin Retro Acoustic MM13 Medium-Gauge Guitar Strings, Monel Nickel - Image 2](https://m.media-amazon.com/images/I/61BdAjObJDL.jpg)
![Martin Retro Acoustic MM13 Medium-Gauge Guitar Strings, Monel Nickel - Image 3](https://m.media-amazon.com/images/I/81W7yqENprL.jpg)
![Martin Retro Acoustic MM13 Medium-Gauge Guitar Strings, Monel Nickel - Image 4](https://m.media-amazon.com/images/I/71NjHjkWSuL.jpg)
![Martin Retro Acoustic MM13 Medium-Gauge Guitar Strings, Monel Nickel - Image 5](https://m.media-amazon.com/images/I/81Yqf0HlDEL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐ Low quality.
*by A***V on 2 May 2024*

New strings are tearing. 6.5 strings broke off at the bend in the peg((

### ⭐⭐⭐⭐⭐ Great for Hog bodies
*by J***Y on 1 May 2026*

Brilliant for mahogany bodied guitars! Give that vintage whump on G runs and bluegrass styles without sounding too bright. These are .13’s I prefer. Have these on a Martin D18, and a very old epiphone slope shoulder hog, I can’t see me changing anytime soon.

### ⭐⭐⭐⭐⭐ Great strings!
*by S***B on 14 January 2026*

Martin Retro strings have a look and sound that is truly vintage. Love these strings.

## Frequently Bought Together

- Martin Retro Acoustic MM13 Medium-Gauge Guitar Strings, Monel Nickel
- Martin Authentic Acoustic Guitar Strings - Superior Performance
- Martin Authentic Acoustic Guitar Strings - Lifespan 2.0 Treated

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**Shop now:** [https://www.desertcart.jp/products/277261041-martin-retro-acoustic-mm13-medium-gauge-guitar-strings-monel-nickel](https://www.desertcart.jp/products/277261041-martin-retro-acoustic-mm13-medium-gauge-guitar-strings-monel-nickel)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-08-07*