Side by side

Longines PrimaLuna MoonphasevsYema Superman Worldtime GMT

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

PrimaLuna Moonphase
LonginesPrimaLuna Moonphase
MSRP $2,950
Superman Worldtime GMT
YemaSuperman Worldtime GMT
MSRP $1,549

At a glance

21 of 29 specs differ
Diameter
PrimaLuna Moonphase34mm
Superman Worldtime GMT39mm
Power Reserve
PrimaLuna Moonphase72h
Superman Worldtime GMT40h
Water Resistance
PrimaLuna Moonphase30m
Superman Worldtime GMT300m
MSRP
PrimaLuna Moonphase$2,950
Superman Worldtime GMT$1,549

Full specifications

Case

8 specs
Category
Moonphase
GMT
Diameter
34mm
39mm
Thickness
11.6mm
Lug-to-Lug
41mm
Lug Width
8mm
20mm
Finish
Brushed and polished
Water Resistance
30m
300m
Caseback
Transparent case back with sapphire crystal
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Both sides
Inner
Dial Color
Blue
39mm Automatic
Indices
Diamond indexes
Applied
Lume
Super-LumiNova
None

Movement

7 specs
Caliber
L899.5
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 and date, Moon phase display at 6 o'clock
None

Pricing

1 specs
MSRP
$2,950
$1,549

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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 PrimaLuna Moonphase

The Longines PrimaLuna Moonphase features a fluid case design and a 72-hour power reserve from its automatic movement. Owners note its accuracy averages 1.3 seconds lost per day across six positions, and 3 to 4 seconds on the wrist, performing within COSC standards. Previously, moon phase models utilized quartz movements, a detail that may not appeal to mechanical watch enthusiasts. Overall, owners rate the Longines PrimaLuna Moonphase highly for its updated automatic movement and reliable timekeeping.

Yema Superman Worldtime GMT

Owners widely praise the Yema Superman Worldtime GMT for its premium feel, unique bezel-lock mechanism, and attractive domed crystal. Some owners note the aluminum bezel insert is less desirable than ceramic and report the bracelet clasp can be stiff or difficult to open. Inconsistent quality control and poor customer service have been flagged by some owners. On balance, owners value the Yema Superman Worldtime GMT for its distinctive features and comfortable wearability.

From video reviewers

The "Coke" bezel and maxi dial are attractive design elements. The in-house automatic GMT movement is a French alternative to pricier GMTs.

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