Side by side

Marathon MSAR (Medium Search & Rescue) Diver's QuartzvsLongines PRIMALUNA

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

MSAR (Medium Search & Rescue) Diver's Quartz
MarathonMSAR (Medium Search & Rescue) Diver's Quartz
MSRP $1,450
PRIMALUNA
LonginesPRIMALUNA
MSRP $1,950

At a glance

21 of 29 specs differ
Diameter
MSAR (Medium Search & Rescue) Diver's Quartz36mm
PRIMALUNA30mm
Power Reserve
MSAR (Medium Search & Rescue) Diver's Quartz40h
PRIMALUNA40h
Water Resistance
MSAR (Medium Search & Rescue) Diver's Quartz300m
PRIMALUNA30m
MSRP
MSAR (Medium Search & Rescue) Diver's Quartz$1,450
PRIMALUNA$1,950

Full specifications

Case

9 specs
Category
Diver
Dress
Diameter
36mm
30mm
Thickness
18mm
8.3mm
Lug-to-Lug
37mm
Lug Width
18mm
7mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
300m
30m
Caseback
Solid
Transparent case back with sapphire crystal

Crystal & Dial

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

Movement

6 specs
Caliber
Swiss High-Torque Quartz
L257.2
Beat Rate
28,800 vph
25,200 vph
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date

Pricing

1 specs
MSRP
$1,450
$1,950

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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.

Marathon MSAR (Medium Search & Rescue) Diver's Quartz

Owners widely praise the Marathon MSAR (Medium Search & Rescue) Diver's Quartz for its tool-like aesthetic, bright tritium lume, and satisfying bezel action, making it enjoyable to handle and use. One owner finds the 36mm case comfortable after an initial adjustment period, while another reports accuracy within a few seconds of atomic time. On balance, owners rate the Marathon MSAR (Medium Search & Rescue) Diver's Quartz highly for its superb value and enjoyable tool-watch characteristics.

Longines PRIMALUNA

Owners widely praise the Longines PRIMALUNA for its attractive style and understated 26.5mm size, with some preferring the automatic for its craftsmanship and heirloom quality. The redesigned 34mm model features an automatic movement, date complication, and polished case design, available in steel or bi-metal with various dial and strap options. Accuracy averages a loss of 1.3 seconds per day across six positions, running 3-4 seconds slower on the wrist, which is within COSC standards. Prices range from EUR 2,850 to EUR 6,600. Overall, owners rate the Longines PRIMALUNA highly for its appealing design and reliable automatic movement.

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