Side by side

Seiko King TurtlevsYema Navygraf Marine Nationale GMT Paris

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

King Turtle
SeikoKing Turtle
MSRP $650
Navygraf Marine Nationale GMT Paris
YemaNavygraf Marine Nationale GMT Paris
MSRP $944

At a glance

13 of 29 specs differ
Diameter
King Turtle45mm
Navygraf Marine Nationale GMT Paris39mm
Power Reserve
King Turtle41h
Navygraf Marine Nationale GMT Paris40h
Water Resistance
King Turtle200m
Navygraf Marine Nationale GMT Paris100m
MSRP
King Turtle$650
Navygraf Marine Nationale GMT Paris$944

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
45mm
39mm
Thickness
13.2mm
Lug-to-Lug
47.7mm
Lug Width
22mm
20mm
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Paris
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
4R36
Power Reserve
41h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$650
$944

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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.

Seiko King Turtle

Owners widely praise the Seiko Prospex Sea for its excellent value, robust build, and superior lume, with many appreciating its faithful recreation of classic designs and proven movements like the 4R36 and 6R15. Reviewers highlight impressive case finishing and durability, noting that even larger models wear smaller than expected due to thoughtful case design. Some owners find the solar quartz models a great entry point, appreciating their design and solar functionality. However, specific variants receive critiques: the bracelet clasp on the Samurai is described as underwhelming, and the Sumo's bracelet width and clasp are seen as too narrow and rudimentary, respectively. The SPB183 is considered expensive for a Japanese watch, and its lume is noted as not quite matching older Seiko Monster models. The GMT function on the SPB519 is deemed less practical for serious travel, and its bezel clicks are described as quieter and mushier.

Yema Navygraf Marine Nationale GMT Paris

Owners widely praise the Yema Navygraf Marine Nationale GMT Paris as a standout design within the brand's recent offerings and a compelling alternative to higher-priced models, with one owner reporting zero issues. The steel version is a 39mm tool watch with pencil-shaped hands and white indices for legibility. It features Yema's YEMA2000 movement, offering ±10 seconds per day accuracy and a 42-hour power reserve, with 300-meter water resistance. Overall, owners rate the Yema Navygraf Marine Nationale GMT Paris highly for its appealing design and solid performance at its price point.

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