Side by side
Sheffield SolarvsSeiko Astron
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
Solar40mm
Astron43.3mm
Power Reserve
Solar—
Astron40h
Water Resistance
Solar200m
Astron100m
MSRP
Solar—
Astron$2,700
Full specifications
Case
7 specsCategory
Diver
Chronograph
Diameter
40mm
43.3mm
Thickness
13mm
13.4mm
Lug-to-Lug
48mm
49.5mm
Lug Width
20mm
14mm
Material
Stainless Steel
Titanium
Water Resistance
200m
100m
Crystal & Dial
3 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Super-clear coating
Lume
Swiss lume
LumiBrite on hands and index(es)
Movement
4 specsCaliber
Miyota 2070
5X83
Type
Solar
Quartz
Power Reserve
—
40h
Jewels
25
14
Pricing
1 specsMSRP
—
$2,700
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