Side by side

Hamilton Khaki Field Expedition AutovsUndone X SIMPLE UNION: AITOHEIWA AUTOMATIC

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

Add a watch
Khaki Field Expedition Auto
HamiltonKhaki Field Expedition Auto
MSRP $1,245
See the full Khaki Field Expedition Auto
X SIMPLE UNION: AITOHEIWA AUTOMATIC
UndoneX SIMPLE UNION: AITOHEIWA AUTOMATIC
MSRP $499
See the full X SIMPLE UNION: AITOHEIWA AUTOMATIC
Buy from Hamilton ↗
Buy used on eBay ↗
Buy from Undone ↗
Buy used on eBay ↗

Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures

At a glance

11 of 29 specs differ
Diameter
Khaki Field Expedition Auto37mm
X SIMPLE UNION: AITOHEIWA AUTOMATIC40mm
Power Reserve
Khaki Field Expedition Auto80h
X SIMPLE UNION: AITOHEIWA AUTOMATIC—
Water Resistance
Khaki Field Expedition Auto100m
X SIMPLE UNION: AITOHEIWA AUTOMATIC—
MSRP
Khaki Field Expedition Auto$1,245
X SIMPLE UNION: AITOHEIWA AUTOMATIC$499

Full specifications

Case

6 specs
Category
Field
—
Diameter
37mm
40mm
Thickness
11.45mm
0mm
Lug Width
20mm
0mm
Material
Stainless Steel
Bronze
Water Resistance
100m
—

Crystal & Dial

2 specs
Crystal
Sapphire
—
Dial Color
White
—

Movement

2 specs
Caliber
Hamilton H-10
—
Power Reserve
80h
—

Pricing

1 specs
MSRP
$1,245
$499
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Bremont Terra Nova 38
Bremontmicro

Terra Nova 38

3 watches · 23 variantsTerra Nova
38mm·Automatic·100m WR
$3,050MSRP
—Used
Duxot Atlantica Skeleton Automatic
Duxotmicro

Atlantica Skeleton Automatic

6 variantsAtlantica Skeleton
40mm·Automatic·100m WR
$360MSRP
—Used
Dryden Heartlander Automatic
Drydenmicro

Heartlander Automatic

2 watches · 12 variantsHeartlander
38mm·Automatic·101m WR
$600MSRP
—Used
Undone Basecamp Labcraft Automatic
Undonemicro

Basecamp Labcraft Automatic

40mm·Automatic
$335MSRP
—Used
Geckota Airstream Frontier
Geckotamicro

Airstream Frontier

2 watches · 5 variantsAirstream
36mm·Automatic·100m WR
$299MSRP
—Used
Spinnaker Croft Mid-Size Skeleton
Spinnakermicro

Croft Mid-Size Skeleton

5 watches · 28 variantsCroft
40mm·Automatic·100m WR
$425MSRP
—Used
Vario 1945 D12 Bronze Fumé
Variomicro

1945 D12 Bronze Fumé

3 watches · 5 variants1945 D12 Bronze
37mm·Automatic·100m WR
$428MSRP
—Used
Mazzucato Rim Sub
Mazzucatomicro

Rim Sub

4 variantsSeries
42mm·Automatic·100m WR
$600MSRP
—Used
All alternatives to the Khaki Field Expedition Auto →All alternatives to the X SIMPLE UNION: AITOHEIWA AUTOMATIC →
Explore the full catalog
DiscussionNot started
Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Lorier MerlinvsUndone X SIMPLE UNION: AITOHEIWA AUTOMATICUndone X SIMPLE UNION: AITOHEIWA AUTOMATICvsZelos Swordfish Field 38Dryden Heartlander AutomaticvsUndone X SIMPLE UNION: AITOHEIWA AUTOMATICUndone X SIMPLE UNION: AITOHEIWA AUTOMATICvsVaer Korean Field SolarHamilton Khaki Field Expedition AutovsUndone Basecamp Classic Bronze DateHamilton Khaki Field Expedition AutovsUndone POPEYE & FRIENDS “Destro” Popeye Limited Edition Automatic
Edit this comparisonAdd another watchExplore more 36–41mm watches