Side by side

Hamilton Khaki Field AutovsPhoibos Reef Master

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

Khaki Field Auto
HamiltonKhaki Field Auto
MSRP $845
Reef Master
PhoibosReef Master
MSRP $335

At a glance

12 of 29 specs differ
Diameter
Khaki Field Auto38mm
Reef Master42mm
Power Reserve
Khaki Field Auto80h
Reef Master40h
Water Resistance
Khaki Field Auto100m
Reef Master200m
MSRP
Khaki Field Auto$845
Reef Master$335

Full specifications

Case

6 specs
Category
Field
Diver
Diameter
38mm
42mm
Thickness
11mm
13mm
Lug-to-Lug
47mm
48mm
Lug Width
20mm
22mm
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Black
Green
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
H-10
SII NH38
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$845
$335

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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.

Hamilton Khaki Field Auto

Owners and reviewers widely praise the Hamilton Khaki Field Auto for its classic military design, legibility, and versatile modern-vintage aesthetic that can be dressed up or down. The H-10 movement is frequently highlighted for its reliable accuracy, with figures ranging from less than one second per day to +/- 3 seconds per day, and its advertised 80-hour power reserve. Reviewers note its solid build and 100m water resistance, while owners appreciate its comfortable wearability and practical beauty. Some owners criticize the bracelet's limited micro-adjustments and the lack of anti-reflective coating on the crystal, which can cause glare. One owner considers the watch "just ok" and not worth its current price, citing legibility issues with smaller dial markers and the omission of a screw-down crown. Another reviewer finds the sunburst and concentric graining on newer dials to be too flashy for a traditional field watch.

From video reviewers

The Hamilton Khaki Field Auto's smooth and precise bezel action is a standout feature. The watch's lume brightness is somewhat lacking, which might be a drawback for those who prefer a brighter glow in the dark. Reviewers disagree on the watch's size, with one reviewer finding the 38mm to be a pleasant surprise, while the watch is also available in 42mm.

Phoibos Reef Master

Owners widely praise the Phoibos Reef Master for its exceptional value, highlighting its sapphire crystal, DLC coating, and extensive BGW9 lume. The watch is noted for its cool lume, with one owner finding it not bulky despite its robust build. The Shamrock Green dial and texture are highly praised, as is the comfortable bracelet with solid end links. However, the bezel action is described as rough, and the basic folding clasp is a disappointment. Accuracy is reported as excellent, with one owner seeing +-2 sec/day. Some find the 42mm size almost too big for their wrists, and the date window is considered too small. Overall, owners rate the Phoibos Reef Master highly for its impressive feature set and value at its price point.

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