Side by side

Lum-Tec 39mm Combat B74 GMTvsOak & Oscar The Olmsted ExP-01

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

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39mm Combat B74 GMT
Lum-Tec39mm Combat B74 GMT
MSRP $931
See the full 39mm Combat B74 GMT
The Olmsted ExP-01
Oak & OscarThe Olmsted ExP-01
MSRP $1,775
See the full The Olmsted ExP-01
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Buy from Oak & Oscar ↗
Buy used on eBay ↗

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At a glance

15 of 29 specs differ
Diameter
39mm Combat B74 GMT39mm
The Olmsted ExP-0138mm
Power Reserve
39mm Combat B74 GMT—
The Olmsted ExP-0142h
Water Resistance
39mm Combat B74 GMT200m
The Olmsted ExP-01100m
MSRP
39mm Combat B74 GMT$931
The Olmsted ExP-01$1,775

Full specifications

Case

6 specs
Category
—
Field
Diameter
39mm
38mm
Thickness
0mm
10.8mm
Lug-to-Lug
46mm
44.9mm
Material
Stainless Steel
316L Heat-treated Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal Shape
—
Double-domed
AR Coating
—
Underside
Dial Color
—
—
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
Miyota 9075
Sellita SW300-1
Beat Rate
0 vph
4 vph
Power Reserve
0h
42h
Complications
None
GMT, Chronograph, Date

Pricing

1 specs
MSRP
$931
$1,775
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