Side by side

Seiko Captain WillardvsUndone Aquadeep K9

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

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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.

Seiko Captain Willard

The Seiko Prospex Sea 1970 Diver's Modern Re-interpretation is praised for its impressive finishing and value, with reviewers noting its well-designed dial and excellent LumiBrite lume. The watch features a textured grey or dark brown dial, silver hands and indexes with beige or cream lume, and a matte grey or dark bezel insert. It houses the 6R35 automatic movement with a 70-hour power reserve. Some reviewers question if its performance specs align with its price point. Overall, reviewers rate the Seiko Prospex Sea 1970 Diver's Modern Re-interpretation highly for its finishing and value over $1,000.

Undone Aquadeep K9

Owners report the Undone Aquadeep K9 offers good quality and a well-made OE strap, with the Seiko NH72 movement noted for reliability and accuracy. One owner experienced a very poor customer service interaction regarding delivery and a warranty claim denial for moisture damage, advising others against purchasing. Another owner found a review suggesting $150 was a good price for the watch, noting the brand's interesting designs originating from Hong Kong. On balance, owners value the watch's build quality and reliable movement, though customer service experiences can vary significantly.

At a glance

15 of 29 specs differ
Diameter
Captain Willard42.7mm
Aquadeep K943mm
Power Reserve
Captain Willard70h
Aquadeep K9
Water Resistance
Captain Willard200m
Aquadeep K950m
MSRP
Captain Willard$1,300
Aquadeep K9$1,150

Full specifications

Case

7 specs
Category
Diver
Diameter
42.7mm
43mm
Thickness
13.2mm
0mm
Lug-to-Lug
46.6mm
0mm
Lug Width
20mm
22mm
Material
Stainless Steel
Bronze
Water Resistance
200m
50m

Crystal & Dial

4 specs
Crystal Shape
Curved
AR Coating
underside
Dial Color
Black
Lume
LumiBrite
None

Movement

3 specs
Caliber
Seiko 6R35
Seiko NH72
Power Reserve
70h
0h
Jewels
24
0

Pricing

1 specs
MSRP
$1,300
$1,150
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