Side by side
Helgray Field Officer I (Refurbished)vsSternglas Naos XL
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
8 of 29 specs differDiameter
Field Officer I (Refurbished)42mm
Naos XL42mm
Power Reserve
Field Officer I (Refurbished)40h
Naos XL—
Water Resistance
Field Officer I (Refurbished)50m
Naos XL50m
MSRP
Field Officer I (Refurbished)$125
Naos XL$237
Full specifications
Case
3 specsCategory
Field
Sport
Thickness
12mm
6.6mm
Lug-to-Lug
46mm
47mm
Crystal & Dial
1 specsDial Color
Black
—
Movement
3 specsCaliber
Swiss-Made Ronda 515 Strap
Miyota 9U15
Power Reserve
40h
—
Jewels
25
—
Pricing
1 specsMSRP
$125
$237
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