Side by side

Seiko King TurtlevsYema Navygraf Phantom CMM.10 Limited Edition

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

King Turtle
SeikoKing Turtle
MSRP $650
Navygraf Phantom CMM.10 Limited Edition
YemaNavygraf Phantom CMM.10 Limited Edition
MSRP $2,090

At a glance

14 of 29 specs differ
Diameter
King Turtle45mm
Navygraf Phantom CMM.10 Limited Edition38.5mm
Power Reserve
King Turtle41h
Navygraf Phantom CMM.10 Limited Edition40h
Water Resistance
King Turtle200m
Navygraf Phantom CMM.10 Limited Edition100m
MSRP
King Turtle$650
Navygraf Phantom CMM.10 Limited Edition$2,090

Full specifications

Case

6 specs
Diameter
45mm
38.5mm
Thickness
13.2mm
11.05mm
Lug-to-Lug
47.7mm
46mm
Lug Width
22mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Phantom
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
4R36
Yema CMM.10
Power Reserve
41h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$650
$2,090

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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 Phantom CMM.10 Limited Edition

Owners widely praise the Yema Navygraf Phantom CMM.10 Limited Edition for its vibrant blue dial and well-finished 39mm stainless steel case. The watch delivers an impressive 70-hour power reserve and accurate timekeeping, with one owner reporting -3 seconds over two weeks. The H-link bracelet's clasp is criticized by reviewers for being difficult to open and rattly, with the Marine Nationale strap being the preferred alternative. Overall, owners and reviewers rate the Yema Navygraf Phantom CMM.10 Limited Edition highly for its striking dial color and robust specifications at its price point.

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