Orient RA-AC0K DivervsWhitby Watch Co. Ad Mare Diver

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Orient RA-AC0K Diver at true scale

RA-AC0K Diver

Whitby Watch Co. Ad Mare Diver at true scale

Ad Mare Diver

Diameter

43.4mm

44mm

Lug-to-Lug

51mm

50.8mm

lowest

Thickness

12.8mm

lowest

14mm

Water Resistance

200m

200m

Power Reserve

40h

highest

38h

MSRP

$455

lowest

$550

Movement

Orient F6722

Sellita SW200-1

Case

3 specs
Diameter
43.4mm
44mm
Thickness
12.8mm
14mm
Lug-to-Lug
51mm
50.8mm

Crystal & Dial

1 specs
Dial Color
Black
n/a

Movement

7 specs
Caliber
Orient F6722
Sellita SW200-1
Beat Rate
21,600 vph
0 vph
Power Reserve
40h
38h
Jewels
22
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
Date
None

Pricing

1 specs
MSRP
$455
$550
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Reviews

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

Orient RA-AC0K Diver

Owners widely report the Orient RA-AC0K Diver Watch exceeds expectations for its price, with many praising its accuracy, though opinions vary, with one owner noting +25 seconds per day while others find it runs within a handful of seconds fast daily. The mineral crystal scratches easily, but the automatic movement is considered very good. Some owners replace the bracelet to enhance the watch's premium feel. Overall, owners rate the Orient RA-AC0K Diver Watch highly for its value and surprisingly good performance for a budget mechanical watch.

Whitby Watch Co. Ad Mare Diver

Owners widely praise the Whitby Watch Co. Ad Mare Dive Watch as a solid dive watch for its price, with multiple users calling it the best deal under $600 and one rating it 8.5 out of 10. Reviewers note its substantial feel, quality construction, and crisp dial with applied indices, powered by a Sellita SW200-1 automatic movement. Some owners find the 44mm case size to be a comfortable daily wear, with one mentioning the sanded texture of the titanium variant keeps it light. Drawbacks noted by one owner include the absence of a date wheel. Overall, owners and reviewers rate the Whitby Watch Co. Ad Mare Dive Watch highly for its value and build quality at its price point.