The Wristwatch Field Guide

Steeldive SD1953S Bronze Sub

The Steeldive SD1953S Bronze Sub is a current-production diver watch with a cusn8 marine bronze case. It is priced well under the $1,195 median for the category.

All Steeldive watchesExotic-material diver watchesBronzeDiversUnder $5,000
Price
$169
Material
Bronze
Grade / type
CuSn8 marine bronze
Water resistance
300 m
Type
Diver
Case diameter
41.0 mm
Thickness
13.5 mm
Lug-to-lug
48 mm
Origin
China
Movement
Japan NH35 automatic
Caliber
NH35
Power reserve
41 hours
Complications
Date
Construction
Assembled
Caseback
Steel
Nickel-free
No (steel contact)
Bracelet / strap
Strap with bronze buckle
Crystal
Sapphire with AR coating
Display back
No
Dial
Black dial
Dial colours
Black
Lume
SuperLuminova
Availability
Offered
Status
Current
Not published
Reference, Weight, Colour, Hardness, Surface treatment, Matching bracelet
High confidence Verified Jul 2026 Source: Steeldive
Facts are free to cite with a link.
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Frequently asked questions

Is the Steeldive SD1953S Bronze Sub nickel-free?

No. At least one part that touches the skin is nickel-bearing steel (commonly the caseback or clasp), so the guide does not mark it nickel-free.

What is the case material of the Steeldive SD1953S Bronze Sub?

The Steeldive SD1953S Bronze Sub has a cusn8 marine bronze case, though its caseback is steel. This is confirmed against the maker spec.

What size is the Steeldive SD1953S Bronze Sub?

It is 41.0 mm in diameter, 13.5 mm thick, 48 mm lug to lug, and water resistant to 300 m.

How much does the Steeldive SD1953S Bronze Sub cost, and is it available?

It is current-production and lists from $169.

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