Side by side

Core Timepieces Original SinvsTissot Seastar 1000

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

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Original Sin
Core TimepiecesOriginal Sin
MSRP $549
Seastar 1000
TissotSeastar 1000
MSRP $875
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At a glance

13 of 29 specs differ
Diameter
Original Sin42mm
Seastar 100040mm
Power Reserve
Original Sin—
Seastar 100080h
Water Resistance
Original Sin300m
Seastar 1000300m
MSRP
Original Sin$549
Seastar 1000$875

Full specifications

Case

6 specs
Category
—
Diver
Diameter
42mm
40mm
Thickness
—
12.48mm
Lug-to-Lug
—
40mm
Lug Width
22mm
20mm
Material
Titanium
Stainless Steel

Crystal & Dial

4 specs
AR Coating
Inner
Yes
Dial Color
Red
Graded grey-black
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
Seiko NH36A
Powermatic 80
Power Reserve
—
80h

Pricing

1 specs
MSRP
—
$875
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Islander Luminous Dial Automatic Dive Watch with AR Double-Dome Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-26vsTissot Seastar 1000Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67vsTissot Seastar 1000Islander Black Dial Automatic Dive Watch with DLC Case and Bracelet, AR Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-34vsTissot Seastar 1000Chronotechna SeaQuest Dive Nanga ParbatvsTissot Seastar 1000Core Timepieces Original SinvsBoldr Odyssey 40mmBorealis Watch Co. Porto CovovsCore Timepieces Original Sin
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