The Wristwatch 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. It measures 41.0 mm across, 12.25 mm thick, 47 mm lug to lug, 135 g, and is water resistant to 100 m. Inside is the La Joux-Perret G100 franco-swiss automatic movement, with 68 hours power reserve. Complications: Date. Priced from $1,941. Brand origin: France.

Titanium, ceramic, and bronze diver watchesBronzeDiversDisplay backUnder $5,000
Reference
–
Type
Diver
Price
$1,941
Case diameter
41.0 mm
Thickness
12.25 mm
Lug-to-lug
47 mm
Water resistance
100 m
Weight
135 g (head only)
Origin
France
Movement
Franco-Swiss automatic
Caliber
La Joux-Perret G100
Power reserve
68 hours
Complications
Date
Material
Bronze
Grade / type
Bronze (grade not stated)
Colour
–
Hardness
–
Construction
Assembled
Surface treatment
–
Caseback
–
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Jacquard-woven or silicone strap, bronze buckle
Matching bracelet
–
Crystal
Domed sapphire, AR
Display back
Yes
Dial
Black sandblasted with crosshair
Lume
Super-LumiNova
Availability
Offered
Status
Current
Medium confidence Verified Jul 2026 Source: March LA.B Maker / listing ↗
Facts are free to cite with a link.
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Alternatives to the March LA.B Bonzer Bronze

SeikoProspex "Cave Diver" Shogun Titanium (SPB349)$1,50043.5 mmDiversame category · same style · shared complications · similar price
SeikoProspex "Cave Diver" Shogun Titanium (SPB351)$1,50043.5 mmDiversame category · same style · shared complications · similar price
SeikoProspex "Cave Diver" Shogun Titanium (SPB357)$1,50043.0 mmDiversame category · same style · shared complications · similar priceStowa Prodiver TitaniumStowaProdiver Titanium$1,50042.0 mm15.6 mm thickDiversame category · same style · shared complications · similar priceVictorinox Dive Pro Titanium AutomaticVictorinoxDive Pro Titanium Automatic$1,50043.0 mm105 gDiversame category · same style · shared complications · similar price
CertinaDS Super PH2000M Titanium$1,54043.0 mm16 mm thick170 gDiversame category · same style · shared complications · similar price

More titanium, ceramic, and bronze watches from March LA.B

March LA.BAM2 Titanium$2,10039.0 mm11.5 mm thick91 gOtherMarch LA.B Belza Titanium (99 pieces)March LA.BBelza Titanium (99 pieces)$2,23240.0 mm14.5 mm thick77 gDiverMarch LA.B AM2 Slim GMT TitaneMarch LA.BAM2 Slim GMT Titane$2,51436.0 mm12.5 mm thick82 gOther

Frequently asked questions

What is the case material of 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 material.

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.

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