Side by side
Serica Ref. 8315 Travel ChronometervsSmiths Armstrong Siddeley
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Ref. 8315 Travel Chronometer39mm
Armstrong Siddeley42mm
Power Reserve
Ref. 8315 Travel Chronometer42h
Armstrong Siddeley—
Water Resistance
Ref. 8315 Travel Chronometer200m
Armstrong Siddeley100m
MSRP
Ref. 8315 Travel Chronometer$2,479
Armstrong Siddeley$980
Full specifications
Case
6 specsCategory
GMT
—
Diameter
39mm
42mm
Thickness
12.3mm
12mm
Lug-to-Lug
46.5mm
52mm
Lug Width
20mm
22mm
Water Resistance
200m
100m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
GMT - Enamel Black
Cream
Lume
Super-LumiNova
None
Movement
4 specsCaliber
SOPROD C125 COSC
Unitas 6498
Type
Automatic
Manual
Power Reserve
42h
—
Complications
GMT, COSC
None
Pricing
1 specsMSRP
$2,479
$980
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