Side by side

Massena LAB GeometervsSheffield 1A

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Geometer
Massena LABGeometer
MSRP $3,495
1A
Sheffield1A
MSRP $223
Buy used on eBay ↗
Buy from Sheffield ↗
Buy used on eBay ↗

At a glance

14 of 29 specs differ
Diameter
Geometer39mm
1A40mm
Power Reserve
Geometer58h
1A—
Water Resistance
Geometer50m
1A200m
MSRP
Geometer$3,495
1A$223

Full specifications

Case

4 specs
Category
Chronograph
Diver
Diameter
39mm
40mm
Thickness
9mm
12.8mm
Water Resistance
50m
200m

Crystal & Dial

5 specs
Crystal
Acrylic
Sapphire
Crystal Shape
Domed
Flat
AR Coating
No
Inner
Dial Color
Brown
White/Blue
Lume
Cream
Swiss blue lume

Movement

4 specs
Caliber
SW510 BH M Elaboré
Seiko NH35A
Type
Manual
Automatic
Power Reserve
58h
—
Jewels
23
25

Pricing

1 specs
MSRP
$3,495
$223
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