The Wristwatch Field Guide

Merkur SEIZENN Pure Bronze CuSn8 Pro Diver 600M

SEIZENN-PURE-BRONZE-600M

The Merkur SEIZENN Pure Bronze CuSn8 Pro Diver 600M 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 Merkur watchesExotic-material diver watchesBronzeDiversUnder $5,000
Price
$249
Material
Bronze
Grade / type
CuSn8 marine bronze
Water resistance
600 m
Reference
SEIZENN-PURE-BRONZE-600M
Type
Diver
Case diameter
44.0 mm
Thickness
14 mm
Origin
China
Movement
Automatic 3-hand
Caliber
Seiko NH35
Power reserve
41 hours
Complications
Time only
Construction
Assembled
Caseback
Steel
Nickel-free
No (steel contact)
Bracelet / strap
Leather strap with bronze buckle
Crystal
Sapphire
Display back
No
Dial
Blue, green, black
Dial colours
Black Blue Green
Lume
Swiss C3 Super-LumiNova
Availability
Offered
Status
Current
Not published
Lug-to-lug, Weight, Colour, Hardness, Surface treatment, Matching bracelet
High confidence Verified Jul 2026 Source: Merkur / Grmontre
Facts are free to cite with a link.
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Frequently asked questions

Is the Merkur SEIZENN Pure Bronze CuSn8 Pro Diver 600M 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 Merkur SEIZENN Pure Bronze CuSn8 Pro Diver 600M?

The Merkur SEIZENN Pure Bronze CuSn8 Pro Diver 600M has a cusn8 marine bronze case, though its caseback is steel. This is confirmed against the maker spec.

What size is the Merkur SEIZENN Pure Bronze CuSn8 Pro Diver 600M?

It is 44.0 mm in diameter, 14 mm thick, and water resistant to 600 m.

How much does the Merkur SEIZENN Pure Bronze CuSn8 Pro Diver 600M cost, and is it available?

It is current-production and lists from $249.

All exotic-material Merkur watches · Exotic-material diver watches · All 2,006 watches

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