Side by side

Longines ULTRA-CHRON CLASSICvsZelos Swordfish Field 38

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

ULTRA-CHRON CLASSIC
LonginesULTRA-CHRON CLASSIC
MSRP $4,000
Swordfish Field 38
ZelosSwordfish Field 38
MSRP $399

At a glance

22 of 29 specs differ
Diameter
ULTRA-CHRON CLASSIC40mm
Swordfish Field 3838mm
Power Reserve
ULTRA-CHRON CLASSIC72h
Swordfish Field 3840h
Water Resistance
ULTRA-CHRON CLASSIC30m
Swordfish Field 38200m
MSRP
ULTRA-CHRON CLASSIC$4,000
Swordfish Field 38$399

Full specifications

Case

9 specs
Category
Field
Diameter
40mm
38mm
Thickness
10.95mm
12mm
Lug-to-Lug
47.2mm
38mm
Lug Width
21mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
30m
200m
Caseback
Transparent case back with sapphire crystal
Solid

Crystal & Dial

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

Movement

7 specs
Caliber
L836.6
Seiko NH35
Beat Rate
25,200 vph
28,800 vph
Power Reserve
72h
40h
Jewels
0
25
Hacking
No
Yes
Hand-winding
No
Yes
Complications
Hours, minutes, seconds, moon phase display and date indicated by small hand at
None

Pricing

1 specs
MSRP
$4,000
$399

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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 CLASSIC

The Longines ULTRA-CHRON CLASSIC is widely praised for its high-beat 5Hz movement, offering superior accuracy and a smooth seconds hand, with reviewers noting its TIMELAB certification for chronometer standards. Owners and reviewers alike commend its faithful retro design, capturing beloved 1960s details with modern relevance and a charming appearance. The bracelet is described as comfortable and refined, featuring a micro-adjustment clasp, and the sunray silver dial with sparkling indices is a notable strength. Some owners, however, find the 11mm thickness detracts from a vintage feel, and there is a desire for a no-date version. The 40mm case wears larger than expected, with many suggesting the 37mm version offers superior wearability and fit for most wrists, and its 50m water resistance is considered not exceptional. Overall, owners and reviewers rate the Longines ULTRA-CHRON CLASSIC highly for its accurate high-frequency movement and successful retro design at its price point.

From video reviewers

The watch's high-beat movement, certified by TimeLab Geneva as an Ultra-Chronometer, is a notable feature. The relatively high price compared to its competitors is a drawback. Reviewers disagree on the optimal case size, with one reviewer mentioning 41mm and 43mm, and the other mentioning 37mm and 40mm.

Zelos Swordfish Field 38

Owners widely praise the Zelos Swordfish Field 38 for its comfortable dimensions, noting they are acceptable both on paper and in practice. The Seiko NH35 movement is highlighted for its exceptionally smooth winding feel. On balance, owners rate the Zelos Swordfish Field 38 highly for its value and comfortable wearability.

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