Side by side

Bremont S502vsCitizen Promaster Diver Ecozilla

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

S502
BremontS502
MSRP $5,100
Promaster Diver Ecozilla
CitizenPromaster Diver Ecozilla
MSRP $469

At a glance

11 of 29 specs differ
Diameter
S50243mm
Promaster Diver Ecozilla48mm
Power Reserve
S50240h
Promaster Diver Ecozilla40h
Water Resistance
S502500m
Promaster Diver Ecozilla300m
MSRP
S502$5,100
Promaster Diver Ecozilla$469

Full specifications

Case

6 specs
Diameter
43mm
48mm
Thickness
16.5mm
12mm
Lug-to-Lug
46mm
Lug Width
16.5mm
29mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
500m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Mineral
AR Coating
Inner
Underside

Movement

2 specs
Caliber
BE-93-2AE
B873
Type
Automatic
Solar

Pricing

1 specs
MSRP
$5,100
$469

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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 S502

The Bremont S502 is widely praised for its attractive full-stealth, black DLC treatment, and the beige lume that complements its Spec Ops design, with a burnt-orange GMT hand enhancing legibility. Owners find the watch handsome and cool, appreciating the 'black & tan' aesthetic suitable for hard wear. The Bremont S502 features a 502m water-resistance rating and a 42-hour power reserve, powered by a chronometer-rated Bremont BE-93-2AV automatic movement. While many like the NATO strap for its aesthetic and how it ties in with the PVD metalwork, some prefer the original black rubber strap for its comfort and custom fit. On balance, owners and reviewers rate the Bremont S502 highly for its stealthy aesthetic and robust build.

Citizen Promaster Diver Ecozilla

The Citizen Promaster Diver Ecozilla is widely praised for its reassuringly solid, overbuilt feel and excellent value, especially when on sale. Owners note that the second hand hits its markers well, with one owner reporting all nine of their Citizen watches exhibit proper alignment. The watch features robust 300m water resistance and vibrant lume. However, its substantial 48mm size and 18.6mm thickness create a massive wrist presence, and some owners question its wearability due to its chunky dimensions, with one noting the stainless steel version weighs a ton. On balance, owners and reviewers rate the Citizen Promaster Diver Ecozilla highly for its robust build and excellent value proposition.

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