Side by side
Sheffield SUPERPRODUCTIONvsGrand Seiko SLGB023
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
SUPERPRODUCTION40mm
SLGB02340.8mm
Power Reserve
SUPERPRODUCTION38h
SLGB02372h
Water Resistance
SUPERPRODUCTION200m
SLGB023300m
MSRP
SUPERPRODUCTION—
SLGB023$12,400
Full specifications
Case
6 specsDiameter
40mm
40.8mm
Thickness
12.55mm
12.9mm
Lug-to-Lug
48mm
48.5mm
Lug Width
20mm
21mm
Material
Stainless Steel
Titanium
Water Resistance
200m
300m
Crystal & Dial
3 specsAR Coating
Inner
Yes
Dial Color
Blue Graphite
Black
Lume
Swiss Lume
None
Movement
3 specsCaliber
Sellita SW200-1
9RB1
Type
Automatic
Spring Drive
Power Reserve
38h
72h
Pricing
1 specsMSRP
—
$12,400
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