Side by side

Oris Big Crown DiamondsvsHamilton Khaki Aviation Pilot Auto

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

Big Crown Diamonds
OrisBig Crown Diamonds
MSRP $3,300
Khaki Aviation Pilot Auto
HamiltonKhaki Aviation Pilot Auto
MSRP $1,125

At a glance

16 of 29 specs differ
Diameter
Big Crown Diamonds34mm
Khaki Aviation Pilot Auto36mm
Power Reserve
Big Crown Diamonds42 hoursh
Khaki Aviation Pilot Auto80h
Water Resistance
Big Crown Diamonds50m
Khaki Aviation Pilot Auto100m
MSRP
Big Crown Diamonds$3,300
Khaki Aviation Pilot Auto$1,125

Full specifications

Case

8 specs
Category
Pilot
Diameter
34mm
36mm
Thickness
11.15mm
Lug-to-Lug
46mm
Lug Width
17mm
18mm
Finish
Brushed and polished
Water Resistance
50m
100m
Caseback
Solid

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Indices
Applied

Movement

4 specs
Caliber
531
H-10
Beat Rate
4 vph
28,800 vph
Power Reserve
42 hoursh
80h
Jewels
25

Pricing

1 specs
MSRP
$3,300
$1,125

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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 Big Crown Diamonds

Owners widely praise the Oris Big Crown Diamonds for its timeless design, vintage charm, and recognizable details like cathedral hands and the pointer date function. Reviewers highlight the stunning gradient dial and the "Bullseye" tuxedo dial as particularly beautiful. The 38mm case is considered versatile, and the watch offers remarkable value. However, some owners note the standard Sellita movement has a short power reserve and plain finishing, and the strap is not durable. A reviewer points out slightly imperfect Super-LumiNova printing on the hour numerals, and one owner finds the two-tone bracelet overly flashy. On balance, owners and reviewers rate the Oris Big Crown Diamonds highly for its unique design and value at its price point.

Hamilton Khaki Aviation Pilot Auto

The Hamilton Khaki Aviation Pilot Auto is widely praised for its legibility and value, with reviewers and owners highlighting its clear dial design, bold numerals, and effective Super-LumiNova. The 80-hour power reserve from the H-10 caliber is a consistent positive point. Owners and reviewers find the 36mm and 39mm sizes to be comfortable and versatile for everyday wear, though some find the hands on the 36mm model disproportionate or requiring adjustment. The watch offers 100m water resistance. On balance, the Hamilton Khaki Aviation Pilot Auto is highly regarded for its legibility, substantial power reserve, and everyday wearability at its price point.

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