Side by side

Straton Straton Curve Chrono MKIIvsLongines PRIMALUNA

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

Straton Curve Chrono MKII
StratonStraton Curve Chrono MKII
MSRP $1,099
PRIMALUNA
LonginesPRIMALUNA
MSRP $1,950

At a glance

20 of 29 specs differ
Diameter
Straton Curve Chrono MKII42mm
PRIMALUNA30mm
Power Reserve
Straton Curve Chrono MKII
PRIMALUNA40h
Water Resistance
Straton Curve Chrono MKII100m
PRIMALUNA30m
MSRP
Straton Curve Chrono MKII$1,099
PRIMALUNA$1,950

Full specifications

Case

8 specs
Category
Chronograph
Dress
Diameter
42mm
30mm
Thickness
13.9mm
8.3mm
Lug-to-Lug
47.4mm
37mm
Lug Width
22mm
7mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
30m
Caseback
Stamped Design with Wheel
Transparent case back with sapphire crystal

Crystal & Dial

5 specs
Crystal Shape
Domed
AR Coating
Yes
Both sides
Dial Color
Blue
Indices
Diamond indexes
Lume
None
Super-LumiNova

Movement

6 specs
Caliber
NE86
L257.2
Beat Rate
0 vph
25,200 vph
Power Reserve
0h
40h
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date

Pricing

1 specs
MSRP
$1,099
$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.

Straton Curve Chrono MKII

The watch offers a retro motorsport aesthetic with a quality finish and well-chosen movements at an affordable price. Reviewers did not agree on any specific weaknesses.

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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