The Bronze Field Guide

March LA.B Bonzer Bronze

The March LA.B Bonzer Bronze is a current-production diver watch with a bronze (grade not stated) case. At 135 g it sits around the middle for diver watches in the guide, and is priced well above the $599 median for the category. The caseback is open, so the movement is visible.

All March LA.B watchesBronze diver watchesDiversDisplay back
Price
$1,941
Alloy
Bronze (grade not stated)
Weight
135 g (head only)
Water resistance
100 m
Type
Diver
Case diameter
41.0 mm
Thickness
12.25 mm
Lug-to-lug
47 mm
Origin
France
Movement
Franco-Swiss automatic
Caliber
La Joux-Perret G100
Power reserve
68 hours
Complications
Date
Construction
Assembled
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Jacquard-woven or silicone strap, bronze buckle
Crystal
Domed sapphire, AR
Display back
Yes
Dial
Black sandblasted with crosshair
Dial colours
Black
Lume
Super-LumiNova
Availability
Offered
Status
Current
Not published
Reference, Colour, Hardness, Surface treatment, Caseback, Bronze bracelet
Medium confidence Verified Jul 2026 Source: March LA.B
Facts are free to cite with a link.
See it in the interactive guide

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Alternatives to the March LA.B Bonzer Bronze

Christopher Ward C60 Pro 300 Bronze (44mm)Christopher WardC60 Pro 300 Bronze (44mm)$1,56044.0 mmDiversame category · same style · shared complications · similar price
Christopher WardC60 Trident Pro 600 Bronze$1,95043.0 mmDiversame category · same style · shared complications · similar price
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Squale1521 Bronze$1,10042.0 mm14 mm thickDiversame category · same style · shared complications · similar price

Frequently asked questions

What bronze alloy is the March LA.B Bonzer Bronze?

The March LA.B Bonzer Bronze has a bronze (grade not stated) case. It is recorded at medium confidence pending a maker-stated alloy.

What size is the March LA.B Bonzer Bronze?

It is 41.0 mm in diameter, 12.25 mm thick, 47 mm lug to lug, and water resistant to 100 m.

How much does the March LA.B Bonzer Bronze weigh?

About 135 g (head).

How much does the March LA.B Bonzer Bronze cost, and is it available?

It is current-production and lists from $1,941.

All bronze March LA.B watches · Bronze diver watches · All 319 watches

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