Certina DS-7 QuartzvsZinvo Aquamarine
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

DS-7 Quartz

Aquamarine
Diameter
39mm
41mm
Lug-to-Lug
46mm
n/a
Thickness
9.7mm
7mm
lowest
Water Resistance
100m
highest
50m
Power Reserve
n/a
42h
MSRP
$532
$300
lowest
Movement
F06.412
Seiko VX32
Case
6 specsCategory
n/a
Diver
Diameter
39mm
41mm
Thickness
9.72mm
7mm
Lug-to-Lug
46mm
n/a
Lug Width
10mm
25mm
Water Resistance
100m
50m
Movement
2 specsCaliber
F06.412
Seiko VX32
Power Reserve
0h
42h
Pricing
1 specsMSRP
$532
$300
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