Side by side

Longines ULTRA‑CHRON CARBONvsYema Diver

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

ULTRA‑CHRON CARBON
LonginesULTRA‑CHRON CARBON
MSRP $5,550
Diver
YemaDiver
MSRP $990

At a glance

21 of 29 specs differ
Diameter
ULTRA‑CHRON CARBON43mm
Diver39.5mm
Power Reserve
ULTRA‑CHRON CARBON52h
Diver40h
Water Resistance
ULTRA‑CHRON CARBON300m
Diver200m
MSRP
ULTRA‑CHRON CARBON$5,550
Diver$990

Full specifications

Case

8 specs
Diameter
43mm
39.5mm
Thickness
14mm
10.95mm
Lug-to-Lug
48.9mm
Lug Width
22mm
20mm
Material
Titanium
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
300m
200m
Caseback
Screw-down case back
Solid

Crystal & Dial

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

Movement

7 specs
Caliber
L836.6
Sellita SW200
Beat Rate
36,000 vph
28,800 vph
Power Reserve
52h
40h
Jewels
0
25
Hacking
No
Yes
Hand-winding
No
Yes
Complications
Hours, minutes, seconds
None

Pricing

1 specs
MSRP
$5,550
$990

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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.

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.

Yema Diver

One owner reported a water ingress issue on their Yema Diver the first time it got wet in a lake, despite rinsing and inspecting the watch and bezel. Another owner notes this manual wind Yema Diver has a cool patina but is unlikely to be waterproof or gain value. Overall, owners view the Yema Diver as a fun second watch rather than an investment.

From video reviewers

The Swiss Sellita movement is a notable feature. Reviewers did not reach a consensus on any weaknesses.

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