Side by side

Seiko Prospex LX linevsYema Superman Heritage GMT Bronze

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

Prospex LX line
SeikoProspex LX line
MSRP $6,500
Superman Heritage GMT Bronze
YemaSuperman Heritage GMT Bronze
MSRP $1,499

At a glance

15 of 29 specs differ
Diameter
Prospex LX line44.8mm
Superman Heritage GMT Bronze39mm
Power Reserve
Prospex LX line72h
Superman Heritage GMT Bronze40h
Water Resistance
Prospex LX line300m
Superman Heritage GMT Bronze300m
MSRP
Prospex LX line$6,500
Superman Heritage GMT Bronze$1,499

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
44.8mm
39mm
Thickness
15.7mm
11.7mm
Lug-to-Lug
50.9mm
Lug Width
22mm
19mm
Material
Titanium
Bronze

Crystal & Dial

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

Movement

4 specs
Caliber
5R65
Type
Spring Drive
Automatic
Power Reserve
72h
40h
Jewels
30
25

Pricing

1 specs
MSRP
$6,500
$1,499

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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 Prospex LX line

Owners widely report the Seiko Prospex LX line's finishing is a step up from other models, with a case that sits well on the wrist, and some praise the green sunburst dial with blue anti-reflective sapphire crystal as phenomenal. However, owners note the high MSRP limited sales, with some desiring smaller cases and a reduced price, and others experienced quality control issues such as detached second hands and peeling DLC coating, leading to concerns about fragility. On balance, owners feel the Seiko Prospex LX line was discontinued due to pricing that alienated its target market, despite its attractive dial.

Yema Superman Heritage GMT Bronze

The Yema Superman Heritage GMT Bronze is widely praised for its comfortable 39mm wearability and the value it offers, featuring an in-house GMT movement and bronze case. Owners and reviewers highlight the firm 120-click bezel, the impressive gilt markers and gradient dial, and the exceptionally soft and comfortable vintage leather strap. Some prefer a ceramic insert over aluminum, and one owner noted the bracelet clasp was stiff initially. The lume on the hands appears pale compared to the dial's richer coloration, and the bezel lock may not sit perfectly centered. The Yema Superman Heritage GMT Bronze is considered a bargain, with pricing noted around 700-750 Euros. On balance, owners and reviewers rate the Yema Superman Heritage GMT Bronze highly for its exceptional value and comfortable wearability.

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