Side by side

Longines ULTRA‑CHRON CARBONvsZelos Blacktip 200m GMT

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
Blacktip 200m GMT
ZelosBlacktip 200m GMT
MSRP $499

At a glance

23 of 29 specs differ
Diameter
ULTRA‑CHRON CARBON43mm
Blacktip 200m GMT41mm
Power Reserve
ULTRA‑CHRON CARBON52h
Blacktip 200m GMT40h
Water Resistance
ULTRA‑CHRON CARBON300m
Blacktip 200m GMT200m
MSRP
ULTRA‑CHRON CARBON$5,550
Blacktip 200m GMT$499

Full specifications

Case

9 specs
Category
Diver
GMT
Diameter
43mm
41mm
Thickness
14mm
13mm
Lug-to-Lug
48.9mm
41mm
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

6 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Flat
AR Coating
Both sides
Inner
Dial Color
Silver
MOP
Indices
Applied indexes
Applied
Lume
Super-LumiNova
None

Movement

7 specs
Caliber
L836.6
Seiko NH34 GMT
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
$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.

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.

Zelos Blacktip 200m GMT

Owners widely praise the Zelos Blacktip 200m GMT's solid bracelet construction and excellent bezel action. The watch has sold out quickly, indicating strong demand. Overall, owners rate the Zelos Blacktip 200m GMT highly for its robust build and desirable availability.

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