Side by side

Bremont S302vsSeiko Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition

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

S302
BremontS302
MSRP $3,900

At a glance

14 of 29 specs differ
Diameter
S30240mm
Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition45.4mm
Power Reserve
S30240h
Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition72h
Water Resistance
S302300m
Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition600m
MSRP
S302$3,900
Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition$4,600

Full specifications

Case

6 specs
Diameter
40mm
45.4mm
Thickness
13mm
16mm
Lug-to-Lug
50.4mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Titanium
Water Resistance
300m
600m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
BE-92AE
8L45
Power Reserve
40h
72h
Jewels
25
35

Pricing

1 specs
MSRP
$3,900
$4,600

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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.

Bremont S302

Owners widely praise the Bremont S302 for its balanced 40mm proportions, legible matte dial with attractive tan accents, and satisfying bezel action, with one owner noting its hard, scratch-resistant case. Reviewers highlight its 300m water resistance and GMT function, though some find the bezel integration a compromise and the GMT hand adjustment limited. Accuracy figures vary, with one owner reporting theirs keeps accurate time and another noting potential alignment issues requiring service. The ETA movement at its price point is considered high by some reviewers. Overall, owners and reviewers appreciate the Bremont S302 as a handsome and functional dive-style GMT, with its comfortable lug design and subtle appeal being key strengths.

Seiko Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition

Owners widely praise the Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition's titanium monobloc case construction and the dial's blue gradient finish. Some owners find the 45.4mm diameter and 16mm thickness too large, noting a poor dial-to-bezel ratio and excessive text on the dial. The 8L45 movement offers a 72-hour power reserve, with reported accuracy ranging from +10/-5 seconds per day to +25/-15 seconds per day. On balance, owners appreciate the watch's tool watch vibe and unique dial construction, despite some reservations about its size and price.

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