Side by side

Oris Divers Sixty‑Five 12h Calibre 400vsHamilton Khaki Field Day Date Auto

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

Divers Sixty‑Five 12h Calibre 400
OrisDivers Sixty‑Five 12h Calibre 400
MSRP $4,300
Khaki Field Day Date Auto
HamiltonKhaki Field Day Date Auto
MSRP $895

At a glance

16 of 29 specs differ
Diameter
Divers Sixty‑Five 12h Calibre 40040mm
Khaki Field Day Date Auto42mm
Power Reserve
Divers Sixty‑Five 12h Calibre 400120 hoursh
Khaki Field Day Date Auto80h
Water Resistance
Divers Sixty‑Five 12h Calibre 400100m
Khaki Field Day Date Auto50m
MSRP
Divers Sixty‑Five 12h Calibre 400$4,300
Khaki Field Day Date Auto$895

Full specifications

Case

7 specs
Category
Diver
Field
Diameter
40mm
42mm
Thickness
11.2mm
Lug-to-Lug
46mm
Finish
Brushed and polished
Water Resistance
100m
50m
Caseback
Solid

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Indices
Applied

Movement

5 specs
Caliber
CALIBRE 400
H-30
Beat Rate
4 vph
28,800 vph
Power Reserve
120 hoursh
80h
Jewels
21
25
Complications
Date
None

Pricing

1 specs
MSRP
$4,300
$895

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What people say

Owners + reviewers, side by side

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

Oris Divers Sixty‑Five 12h Calibre 400

Owners widely praise the Oris Divers Sixty-Five 12h Calibre 400 for its refined finishing, comfortable tapered bracelet, and the Calibre 400 movement's 5-day power reserve, 10-year warranty, and 10-year service interval. The 12-hour bezel is noted as useful for travel, and the domed sapphire crystal creates appealing light play. Accuracy is reported as precise, with one owner seeing +1.6 seconds per day. However, some find the watch bland and overpriced at $3900, questioning its dive watch credentials with 100m water resistance. One owner reported issues with the date wheel and accuracy after a month, and the date window's black fill is noted as not perfectly matching the matte dial. Overall, owners rate the Oris Divers Sixty-Five 12h Calibre 400 highly for its movement upgrades and elegant, wearable design.

Hamilton Khaki Field Day Date Auto

Owners widely praise the Hamilton Khaki Field Day Date Auto for its robust build, clear dial legibility, and versatility as a "go anywhere, do anything" watch, connecting them to a classic aesthetic and historical significance. Reviewers and owners alike highlight its value, with some noting the 80-hour power reserve from the H10 movement and 100m water resistance. However, some owners find its lume intensity and longevity inexcusable, and a common criticism of Hamilton watches is the lack of AR coating on the crystal. The bracelet finish and overall appearance are points of contention, with some considering it plain or overrated while others praise its finishing and attractive PVD. Accuracy ranges from excellent to simply "ok," with no consensus on movement quality. Overall, owners and reviewers rate the Hamilton Khaki Field Day Date Auto highly for its classic aesthetic, robust build, and value as an entry-level automatic field watch.

From video reviewers

The 80-hour power reserve from the H-40 movement is a significant strength. The 50-meter water resistance is considered limited for a field watch. Reviewers disagreed on the bracelet quality, with one noting rattle and another not mentioning it.

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