Side by side

Seestern BB GMT S436.01 V2vsZelos Helmsman 3

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

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BB GMT S436.01 V2
SeesternBB GMT S436.01 V2
MSRP $240
See the full BB GMT S436.01 V2
Helmsman 3
ZelosHelmsman 3
MSRP $529
See the full Helmsman 3
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At a glance

10 of 29 specs differ
Diameter
BB GMT S436.01 V239mm
Helmsman 340mm
Power Reserve
BB GMT S436.01 V2—
Helmsman 3—
Water Resistance
BB GMT S436.01 V2100m
Helmsman 3200m
MSRP
BB GMT S436.01 V2$240
Helmsman 3$529

Full specifications

Case

6 specs
Category
—
Diver
Diameter
39mm
40mm
Thickness
12.7mm
11.5mm
Lug-to-Lug
48mm
—
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
—
SS - Frost

Movement

1 specs
Caliber
Seiko NH34
Miyota 9015

Pricing

1 specs
MSRP
$240
$529
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