Side by side

Ferro Time Master 70vsIslander 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.

Time Master 70
FerroTime Master 70
MSRP $685
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

17 of 29 specs differ
Diameter
Time Master 7047mm
Islander JFK Automatic GMT Watch with Batman Dial #ISL-33842mm
Power Reserve
Time Master 7040h
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338
Water Resistance
Time Master 7050m
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338200m
MSRP
Time Master 70$685
Islander JFK Automatic GMT Watch with Batman Dial #ISL-338$429

Full specifications

Case

8 specs
Category
Chronograph
GMT
Diameter
47mm
42mm
Thickness
13mm
14.5mm
Lug-to-Lug
47mm
47.8mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
50m
200m
Caseback
Solid
Screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
Domed
AR Coating
Inner
Underside
Dial Color
Gold
Indices
Applied

Movement

4 specs
Caliber
Miyota 9039
Seiko NH34
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$685
$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.

Ferro Time Master 70

The Ferro Time Master 70 is praised for its distinctive 1970s-inspired polygon case and visually striking silver dial with orange accents and unique lume colors. Owners appreciate the retro design with unique touches, clean dial, and lumed markers, along with the smooth winding of the Miyota 9039 movement. Its 39mm diameter, 10.4mm thickness, and 47mm lug-to-lug dimensions contribute to comfortable wearability, further enhanced by a well-executed faux-single link bracelet featuring a practical on-the-fly micro-adjustment clasp. On balance, owners and reviewers rate the Ferro Time Master 70 highly for its retro design and comfortable wearability.

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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