Side by side
Massena LAB GeometervsSpinnaker Bradner GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
Geometer39mm
Bradner GMT42mm
Power Reserve
Geometer58h
Bradner GMT40h
Water Resistance
Geometer50m
Bradner GMT180m
MSRP
Geometer$3,495
Bradner GMT$299
Full specifications
Case
7 specsCategory
Chronograph
GMT
Diameter
39mm
42mm
Thickness
9mm
15mm
Lug-to-Lug
46mm
50mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
180m
Crystal & Dial
4 specsCrystal
Acrylic
Sapphire
Crystal Shape
Domed
Flat
AR Coating
No
Inner
Lume
Cream
None
Movement
4 specsCaliber
SW510 BH M Elaboré
Seiko NH34A
Type
Manual
Automatic
Power Reserve
58h
40h
Jewels
23
25
Pricing
1 specsMSRP
$3,495
$299
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