Side by side
Noctua Watch Corp. SentinelvsSheffield 1A SCR II Blue
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Sentinel42mm
1A SCR II Blue40mm
Power Reserve
Sentinel—
1A SCR II Blue40h
Water Resistance
Sentinel300m
1A SCR II Blue200m
MSRP
Sentinel$429
1A SCR II Blue$278
Full specifications
Case
5 specsDiameter
42mm
40mm
Thickness
15mm
13mm
Lug-to-Lug
46mm
48mm
Lug Width
22mm
20mm
Water Resistance
300m
200m
Crystal & Dial
1 specsDial Color
—
Blue
Movement
2 specsCaliber
Seiko NH35A
Seiko NH35
Power Reserve
—
40h
Pricing
1 specsMSRP
—
—
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