Side by side

Chronotechna NanoBlackvsGruppo Gamma Field III GMT

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

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NanoBlack
ChronotechnaNanoBlack
Field III GMT
Gruppo GammaField III GMT
MSRP $459
Buy from Chronotechna ↗
Buy used on eBay ↗
Buy from Gruppo Gamma ↗
Buy used on eBay ↗

At a glance

12 of 29 specs differ
Diameter
NanoBlack42mm
Field III GMT40mm
Power Reserve
NanoBlack38h
Field III GMT41h
Water Resistance
NanoBlack100m
Field III GMT200m
MSRP
NanoBlack—
Field III GMT$459

Full specifications

Case

5 specs
Category
—
GMT
Diameter
42mm
40mm
Thickness
11.65mm
14mm
Lug-to-Lug
47.90mm
48.5mm
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
White
Black
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
Sellita SW200-1
Seiko Instruments NH38A
Power Reserve
38h
41h
Complications
None
GMT

Pricing

1 specs
MSRP
—
$459
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