Side by side

Seiko King TurtlevsYema Superman Heritage

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

King Turtle
SeikoKing Turtle
MSRP $650
Superman Heritage
YemaSuperman Heritage
MSRP $1,004
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 Superman Heritage

Owners widely praise the Yema Superman Heritage for its vintage aesthetic, comfortable bracelet with drilled lugs, and impressive packaging. Reviewers highlight its striking sunburst dial and unique bezel-lock mechanism. Some owners criticize bezel play, misaligned bezels, contrasting case and bracelet finishes, and long lugs. One reviewer notes that the high-polished case and dial color variation may affect legibility for some. On balance, owners and reviewers appreciate the Yema Superman Heritage for its authentic 1970s vibe and vintage charm.

At a glance

14 of 29 specs differ
Diameter
King Turtle45mm
Superman Heritage39mm
Power Reserve
King Turtle41h
Superman Heritage40h
Water Resistance
King Turtle200m
Superman Heritage300m
MSRP
King Turtle$650
Superman Heritage$1,004

Full specifications

Case

6 specs
Diameter
45mm
39mm
Thickness
13.2mm
11.3mm
Lug-to-Lug
47.7mm
Lug Width
22mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
39mm Automatic
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
4R36
Sellita SW200-1
Power Reserve
41h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$650
$1,004
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