Side by side

Tornek-Rayville Blakjak Time-elapsevsSinn U18

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

Blakjak Time-elapse
Tornek-RayvilleBlakjak Time-elapse
MSRP $895
U18
SinnU18
MSRP $3,488
What people say

Owners + reviewers, side by side

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

Tornek-Rayville Blakjak Time-elapse

The Tornek-Rayville Blakjak Time-elapse is a rugged, dive-capable field watch, an evolution of a 1990s military concept. It features a 42.5mm stainless steel case, a sapphire crystal, and a Seiko NH36 automatic movement with a 40-hour power reserve. The dial is busy but functional, and the watch features Super-LumiNova BGW9. On balance, reviewers note the Tornek-Rayville Blakjak Time-elapse is a modernized military watch with robust dive capabilities.

Sinn U18

The Sinn U18 is praised for its unique deep blue/green dial with three-dimensional oxygen bubbles that change with light, and its comfortable, easily adjustable bracelet. Owners find the watch stunning and a piece of history, appreciating the refined hands. The Sinn U18 features a 44mm, 15.5mm thick case made from German submarine steel, offering a 2000-meter dive specification and Sinn's Ar-Dehumidifying technology, powered by a Sellita SW300-1 movement. The case thickness is apparent, and the watch comes as a complete set with box and papers for $3,000-$3,680. On balance, owners and reviewers rate the Sinn U18 highly for its striking dial and robust build.

At a glance

13 of 29 specs differ
Diameter
Blakjak Time-elapse42.5mm
U1844mm
Power Reserve
Blakjak Time-elapse42h
U1842h
Water Resistance
Blakjak Time-elapse200m
U182,000m
MSRP
Blakjak Time-elapse$895
U18$3,488

Full specifications

Case

7 specs
Diameter
42.5mm
44mm
Thickness
13.2mm
15.5mm
Lug-to-Lug
49mm
Material
Stainless Steel
high-strength
Finish
Brushed and polished
Water Resistance
200m
2000m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Yes
Indices
Applied
Lume
Superluminova
None

Movement

1 specs
Caliber
SII NH36
Sellita SW300-1

Pricing

1 specs
MSRP
$895
$3,488
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