Side by side

Islander Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195vsSeiko Prospex Sea 1968 Heritage Diver's GMT

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

Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195
IslanderIslander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195
MSRP $499
Prospex Sea 1968 Heritage Diver's GMT
SeikoProspex Sea 1968 Heritage Diver's GMT
MSRP $1,500

At a glance

13 of 29 specs differ
Diameter
Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-19540.5mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195200m
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195$499
Prospex Sea 1968 Heritage Diver's GMT$1,500

Full specifications

Case

4 specs
Diameter
40.5mm
42mm
Thickness
12.5mm
12.9mm
Lug-to-Lug
47mm
48.6mm
Finish
Brushed and polished

Crystal & Dial

4 specs
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Black
Indices
Applied
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

4 specs
Caliber
Miyota 9015
6R54
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
72h
Jewels
0
24

Pricing

1 specs
MSRP
$499
$1,500

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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.

Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195

Owners and reviewers widely praise the Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195 for its attractive ripple dial, high-beat Miyota 9015 movement, and sapphire crystal, noting its excellent build quality and value at $250. One owner highlights the watch's colors and movement as key strengths, while another finds it worthy of being a primary daily wear. On balance, owners and reviewers rate the Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195 highly for its combination of aesthetic appeal, reliable hi-beat movement, and strong value proposition.

Seiko Prospex Sea 1968 Heritage Diver's GMT

The Seiko Prospex Sea 1968 Heritage Diver's GMT is widely praised for its build quality, finishing, and comfortable wearability, offering good value for its price point. Owners and reviewers highlight the attractive silver/white sunray dial, blue ceramic bezel, and the premium feel of the improved bracelet clasp with excellent micro-adjustment. The Caliber 6R54 movement provides a 72-hour power reserve, and real-world accuracy often exceeds its stated range of +25 to -15 seconds per day, with some owners reporting figures around +3 to +5 seconds per day. However, the caller-style GMT functionality is a point of contention for some, who find the GMT scale difficult to read and prefer a flyer GMT at this price. Some also find the crown position at 4 o'clock undesirable, and a few note a lack of dial contrast or illegibility of the inner bezel.

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