Side by side

Hamilton Khaki Field King AutovsTedoro Harmony 36mm Stainless Steel Seiko NH35A

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Hamilton Khaki Field King Auto

Owners and reviewers widely praise the Hamilton Khaki Field King Auto for its 80-hour power reserve, hacking capability, and snappy day-date function, with accuracy figures ranging from +1 to +5 seconds per day. The watch is also noted for its legibility, attractive dial options, and 100m water resistance. Some owners find the stock strap stiff and the case finishing lacks fine detail, while others mention the lume is decent but fades significantly after about 30 minutes. The lack of an anti-reflective coating on the sapphire crystal is a recurring point, and the crown does not feel like it fully pushes in for some. On balance, owners and reviewers rate the Hamilton Khaki Field King Auto highly for its robust feature set and value, particularly its day-date complication and extended power reserve.

From video reviewers

The 80-hour power reserve from the H-40 movement is a significant advantage. The lack of AR coating on the sapphire crystal hinders legibility in direct light, and the 50-meter water resistance is limited for a field watch. Reviewers disagreed on the watch case geometry and ergonomics, with one noting it contributed to buyer's remorse and another suggesting it should offer a comfortable fit.

Tedoro Harmony 36mm Stainless Steel Seiko NH35A

The Tedoro Harmony 36mm Stainless Steel Seiko NH35A is built around the reliable Seiko NH35A automatic movement, with owners reporting accuracy around +/- 5 seconds per day. The 36mm case size is noted as being a custom build, incorporating parts from AliExpress and an Invicta Pro Diver, with specific mention of gold hour and minute hands. On balance, owners find the Tedoro Harmony 36mm Stainless Steel Seiko NH35A to be a satisfactory custom build, appreciating the reliability of the NH35A movement and the familiar styling.

At a glance

10 of 29 specs differ
Diameter
Khaki Field King Auto40mm
Harmony 36mm Stainless Steel Seiko NH35A36mm
Power Reserve
Khaki Field King Auto80h
Harmony 36mm Stainless Steel Seiko NH35A41h
Water Resistance
Khaki Field King Auto50m
Harmony 36mm Stainless Steel Seiko NH35A100m
MSRP
Khaki Field King Auto$845
Harmony 36mm Stainless Steel Seiko NH35A$495

Full specifications

Case

6 specs
Category
Field
Diameter
40mm
36mm
Thickness
11.15mm
Lug-to-Lug
46mm
Lug Width
20mm
Water Resistance
50m
100m

Crystal & Dial

1 specs
Dial Color
Black
Burgundy

Movement

2 specs
Caliber
H-40 (ETA 2834-2 base)
NH35
Power Reserve
80h
41h

Pricing

1 specs
MSRP
$845
$495
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