The Titanium Field Guide

MMI Watches Cuttlechron Bronze CuSn8

CCB-03

The MMI Watches Cuttlechron Bronze CuSn8 is a current-production diver watch with a cusn8 marine bronze case. It is priced well under the $1,299 median for the category.

All MMI Watches watchesExotic-material diver watchesUnder $500Microbrand
Price
$494
Material
Bronze
Grade / type
CuSn8 marine bronze
Water resistance
150 m
Reference
CCB-03
Type
Diver
Case diameter
42.0 mm
Thickness
12.5 mm
Lug-to-lug
42 mm
Origin
Singapore
Movement
Automatic
Caliber
Miyota 9015
Power reserve
42 hours
Complications
Date
Construction
Assembled
Finish technology
Natural finish
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Leather strap (watch roll package)
Crystal
Sapphire
Dial
Blue (CCB-03), also Black (CCB-01), Green (CCB-02), Lime Green (CCB-04), and Lemon Yellow (CCB-05)
Dial colours
Black Blue Green Yellow
Lume
Super-LumiNova BGW9
Availability
Offered
Status
Current
Not published
Weight, Colour, Hardness, Surface treatment, Caseback, Matching bracelet, Display back
High confidence Verified Jul 2026 Source: MMI Watches Cuttlechron Bronze CCB-03 (maker)
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Frequently asked questions

What is the case material of the MMI Watches Cuttlechron Bronze CuSn8?

The MMI Watches Cuttlechron Bronze CuSn8 has a cusn8 marine bronze case. This is confirmed against the maker spec.

What size is the MMI Watches Cuttlechron Bronze CuSn8?

It is 42.0 mm in diameter, 12.5 mm thick, 42 mm lug to lug, and water resistant to 150 m.

How much does the MMI Watches Cuttlechron Bronze CuSn8 cost, and is it available?

It is current-production and lists from $494.

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