Side by side

Tornek-Rayville Blakjak Time-elapsevsYema Navygraf Heritage

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
Navygraf Heritage
YemaNavygraf Heritage
MSRP $990

At a glance

11 of 29 specs differ
Diameter
Blakjak Time-elapse42.5mm
Navygraf Heritage39mm
Power Reserve
Blakjak Time-elapse42h
Navygraf Heritage40h
Water Resistance
Blakjak Time-elapse200m
Navygraf Heritage100m
MSRP
Blakjak Time-elapse$895
Navygraf Heritage$990

Full specifications

Case

6 specs
Diameter
42.5mm
39mm
Thickness
13.2mm
10.85mm
Lug-to-Lug
49mm
46mm
Lug Width
22mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Lume
Superluminova
None

Movement

2 specs
Caliber
SII NH36
Sellita SW200
Power Reserve
42h
40h

Pricing

1 specs
MSRP
$895
$990

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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.

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.

Yema Navygraf Heritage

Owners widely praise the Yema Navygraf Heritage for its comfortable 39mm wearability and faithful 1970s reissue design, noting craftsmanship better than expected. Some owners report quality control issues including bezel free play and misalignment, while others find the bezel very tight to turn despite precise 120 clicks. The in-house MBP2000 movement is noted by some to be loud and run approximately +10 to +15 seconds per day. On balance, owners appreciate the Yema Navygraf Heritage for its retro aesthetic and comfortable sizing, with noted concerns around movement accuracy and bezel action.

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