Side by side

Gruppo Gamma Field IIIvsLongines LONGINES SECTOR DIAL

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

Field III
Gruppo GammaField III
MSRP $439
LONGINES SECTOR DIAL
LonginesLONGINES SECTOR DIAL
MSRP $2,750

At a glance

12 of 29 specs differ
Diameter
Field III40mm
LONGINES SECTOR DIAL38.5mm
Power Reserve
Field III41h
LONGINES SECTOR DIAL40h
Water Resistance
Field III200m
LONGINES SECTOR DIAL30m
MSRP
Field III$439
LONGINES SECTOR DIAL$2,750

Full specifications

Case

6 specs
Category
Field
Diameter
40mm
38.5mm
Thickness
14mm
11mm
Lug-to-Lug
48.5mm
47.6mm
Lug Width
22mm
19mm
Water Resistance
200m
30m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Black
Ivory
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Seiko Instruments NH38A
L893.5
Power Reserve
41h
40h

Pricing

1 specs
MSRP
$439
$2,750

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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.

Gruppo Gamma Field III

The watch's 200m water resistance is a notable strength. A weakness is the use of the Seiko NH34A GMT movement, which might be considered less desirable than some other options due to its relatively lower grade compared to other movements in this price range.

LONGINES SECTOR DIAL

The Longines Sector Dial wins broad praise for its faithful 1934-inspired sector dial design and exceptional readability, paired with a well-proportioned 38.5mm case that appeals to fans of vintage proportions. Owners consistently highlight the dial's visual presence in sunlight and strong value relative to Longines' current positioning, while reviewers commend the modern L893 movement with silicon hairspring and clean finishing. The 47mm lug-to-lug length and 19mm lug width draw mixed reactions — some find the lugs elongated for the case size, and one owner views the strap width as undersizing the case proportionally; others note the small seconds subdial bisects the 6, and the polished caseback invites scratches. The 30-meter water resistance is flagged as modest for daily wear.

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