Side by side

Seiko Prospex SeavsYema Superman Heritage

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

Prospex Sea
SeikoProspex Sea
MSRP $1,500
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 Prospex Sea

Seiko Prospex Sea owners and reviewers praise its Marinemaster-style aesthetic, excellent case finishing, and impressive LumiBrite lume. The watch is powered by the 6R15 movement with a 50-hour power reserve and comes with both a steel bracelet and a silicone strap. Some owners find the Seiko Prospex Sea to be a great value and a suitable first "proper" watch, while others report it is uncomfortably big, thick, and heavy on smaller wrists. Reviewers note the GMT function is secondary with a less prominent scale, and the bezel's quieter clicks may not appeal to all. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its classic design and finishing at its price point.

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
Prospex Sea43.5mm
Superman Heritage39mm
Power Reserve
Prospex Sea70h
Superman Heritage40h
Water Resistance
Prospex Sea200m
Superman Heritage300m
MSRP
Prospex Sea$1,500
Superman Heritage$1,004

Full specifications

Case

6 specs
Diameter
43.5mm
39mm
Thickness
13.3mm
11.3mm
Lug-to-Lug
51mm
Lug Width
22mm
19mm
Material
Titanium
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
Seiko 6R35
Sellita SW200-1
Power Reserve
70h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$1,500
$1,004
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