Side by side

Chronotechna NanoBlackvsSheffield 1A 38

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

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NanoBlack
ChronotechnaNanoBlack
1A 38
Sheffield1A 38
MSRP $238
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Buy used on eBay ↗
Buy from Sheffield ↗
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At a glance

10 of 29 specs differ
Diameter
NanoBlack42mm
1A 3838mm
Power Reserve
NanoBlack38h
1A 38—
Water Resistance
NanoBlack100m
1A 38200m
MSRP
NanoBlack—
1A 38$238

Full specifications

Case

6 specs
Category
—
Diver
Diameter
42mm
38mm
Thickness
11.65mm
12.8mm
Lug-to-Lug
47.90mm
46mm
Lug Width
22mm
20mm
Water Resistance
100m
200m

Crystal & Dial

1 specs
Dial Color
White
Blue

Movement

2 specs
Caliber
Sellita SW200-1
Seiko NH35
Power Reserve
38h
—

Pricing

1 specs
MSRP
—
$238
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