Side by side

Bremont S502vsLongines ULTRA‑CHRON CARBON

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

S502
BremontS502
MSRP $5,100
ULTRA‑CHRON CARBON
LonginesULTRA‑CHRON CARBON
MSRP $5,550

At a glance

20 of 29 specs differ
Diameter
S50243mm
ULTRA‑CHRON CARBON43mm
Power Reserve
S50240h
ULTRA‑CHRON CARBON52h
Water Resistance
S502500m
ULTRA‑CHRON CARBON300m
MSRP
S502$5,100
ULTRA‑CHRON CARBON$5,550

Full specifications

Case

7 specs
Thickness
16.5mm
14mm
Lug-to-Lug
48.9mm
Lug Width
16.5mm
22mm
Material
316L Stainless Steel
Titanium
Finish
Brushed and polished
Water Resistance
500m
300m
Caseback
Solid
Screw-down case back

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Both sides
Dial Color
Black
Silver
Indices
Applied
Applied indexes
Lume
None
Super-LumiNova

Movement

7 specs
Caliber
BE-93-2AE
L836.6
Beat Rate
28,800 vph
36,000 vph
Power Reserve
40h
52h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds

Pricing

1 specs
MSRP
$5,100
$5,550

Follow this matchup

Get a note when Bremont S502 vs Longines ULTRA‑CHRON CARBON gets more votes, a community discussion, or a price drop. No account needed.

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.

Longines ULTRA‑CHRON CARBON

The Longines ULTRA‑CHRON CARBON is praised for its lightweight composite case and unique "Batman" aesthetic, with its 5Hz movement widely noted for exceptional accuracy. Owners widely report the high-beat movement is the cheapest 5Hz option available. Some owners find the non-rotating bezel a relief, while others consider it a deal-breaker, noting the watch is no longer a dive watch. On balance, owners and reviewers highly rate the Longines ULTRA‑CHRON CARBON for its cool, lightweight design and the exceptional accuracy of its 5Hz movement.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.