Side by side

Gruppo Gamma Vanguard Steel DatevsIslander Islander JFK Automatic GMT Watch with Batman Dial #ISL-338

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

Vanguard Steel Date
Gruppo GammaVanguard Steel Date
MSRP $790
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
IslanderIslander JFK Automatic GMT Watch with Batman Dial #ISL-338
MSRP $429

At a glance

18 of 29 specs differ
Diameter
Vanguard Steel Date42mm
Islander JFK Automatic GMT Watch with Batman Dial #ISL-33842mm
Power Reserve
Vanguard Steel Date42h
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338—
Water Resistance
Vanguard Steel Date100m
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338200m
MSRP
Vanguard Steel Date$790
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338$429

Full specifications

Case

7 specs
Category
—
GMT
Thickness
12.6mm
14.5mm
Lug-to-Lug
49.5mm
47.8mm
Lug Width
22mm
20mm
Finish
Brushed and polished
—
Water Resistance
100m
200m
Caseback
Solid
Screw-down

Crystal & Dial

5 specs
Crystal Shape
Flat
Domed
AR Coating
Yes
Underside
Dial Color
Forged Carbon
—
Indices
Applied
—
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
Miyota 9015
Seiko NH34
Beat Rate
28,800 vph
0 vph
Power Reserve
42h
0h
Jewels
25
0
Complications
Date
None

Pricing

1 specs
MSRP
$790
$429

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