Side by side

Islander Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18vsSugess Seestern Heritage S436-2 BB GMT

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

Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18
IslanderIslander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18
MSRP $429
Seestern Heritage S436-2 BB GMT
SugessSeestern Heritage S436-2 BB GMT
MSRP $299

At a glance

19 of 29 specs differ
Diameter
Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-1843mm
Seestern Heritage S436-2 BB GMT40mm
Power Reserve
Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18
Seestern Heritage S436-2 BB GMT35h
Water Resistance
Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18200m
Seestern Heritage S436-2 BB GMT10m
MSRP
Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18$429
Seestern Heritage S436-2 BB GMT$299

Full specifications

Case

8 specs
Category
Diver
GMT
Diameter
43mm
40mm
Thickness
14mm
12.2mm
Lug-to-Lug
46mm
48mm
Lug Width
22mm
20mm
Finish
Brushed and polished
Water Resistance
200m
10m
Caseback
Engraved screw-in back
Solid

Crystal & Dial

5 specs
Crystal Shape
Double Domed
Flat
AR Coating
Yes
Inner
Dial Color
Black
Indices
Applied
Lume
None
Tritium

Movement

5 specs
Caliber
Seiko NH36
Seiko NH34
Beat Rate
0 vph
3 vph
Power Reserve
0h
35h
Jewels
0
25
Complications
None
GMT, Moonphase, Date

Pricing

1 specs
MSRP
$429
$299

Follow this matchup

Get a note when Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18 vs Sugess Seestern Heritage S436-2 BB GMT gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18

Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18 owners praise its $300 value, noting the double-domed AR sapphire crystal and embossed ceramic bezel. The 43mm size is appreciated, and the NH36 movement offers hand-winding and hacking. On balance, owners rate the Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18 highly for its substantial feel and feature set at the price point.

Sugess Seestern Heritage S436-2 BB GMT

Owners widely praise the Sugess Seestern Heritage S436-2 BB GMT for its 39mm sizing, 12mm thinness, and light yet solid feel, with many appreciating its legibility due to the matte dial, clear crystal, and strong lume, though one owner flags the lume as a weak point. The case finishing is considered excellent, and the blue dial and satin finish are favorably compared to alternatives. Some owners report issues with a loose bezel, with others finding it improved after tuning, and one owner notes the seconds hand is too short. The bracelet clasp lacks sufficient micro-adjustment and screw pins are difficult to remove. On balance, owners rate the Sugess Seestern Heritage S436-2 BB GMT highly for its comfortable wearability and attractive finishing at the price.

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