Side by side

Citizen Eco-Drive OnevsIslander 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.

Eco-Drive One
CitizenEco-Drive One
MSRP $2,995
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

16 of 29 specs differ
Diameter
Eco-Drive One36.6mm
Islander JFK Automatic GMT Watch with Batman Dial #ISL-33842mm
Power Reserve
Eco-Drive One40h
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
Water Resistance
Eco-Drive One300m
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338200m
MSRP
Eco-Drive One$2,995
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338$429

Full specifications

Case

7 specs
Category
Dress
GMT
Diameter
36.6mm
42mm
Thickness
12mm
14.5mm
Lug-to-Lug
46mm
47.8mm
Finish
Brushed and polished
Water Resistance
300m
200m
Caseback
Solid
Screw-down

Crystal & Dial

3 specs
Crystal Shape
Flat
Domed
Dial Color
White
Indices
Applied

Movement

5 specs
Caliber
8845
Seiko NH34
Type
Solar
Automatic
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$2,995
$429

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Citizen Eco-Drive One

The Citizen Eco-Drive One is widely celebrated for its groundbreaking thinness, with multiple sources confirming its status as the world's thinnest light-powered watch, measuring between 2.98mm and 3.5mm. Owners and reviewers alike praise its exceptional lightness, titanium construction, and good build quality that avoids feeling flimsy, noting its "wow factor" and superb finishing. The watch features a proprietary, ultra-thin Eco-Drive quartz movement and a synthetic sapphire dial, with some models offering up to 12 months of power reserve. However, its high price, ranging from $3,500 to $5,000, is a significant drawback for some, and its aesthetic is considered too plain or dated by a minority who prefer other Citizen models. The Citizen Eco-Drive One is also noted for lacking a seconds hand and having only splash-resistant water protection.

Islander JFK Automatic GMT Watch with Batman Dial #ISL-338

Owners widely praise the Islander JFK Automatic GMT Watch with Batman Dial #ISL-338 for its attractive dial texture and Pepsi bezel, with some finding the gold-tone accents and overall aesthetic to be a standout feature. The watch is also noted for its comfortable wearability and a useful GMT function, making it a popular choice for daily wear and vacations, further supported by its 200m water resistance. On balance, owners rate the Islander JFK Automatic GMT Watch with Batman Dial #ISL-338 highly for its visually appealing design and practical features at its price point.

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