Circula Watches AquaSport IIvsHeimdallr Sharkey Ocean Monster 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.

Circula Watches AquaSport II at true scale

AquaSport II

Heimdallr Sharkey Ocean Monster Diver at true scale

Sharkey Ocean Monster Diver

Diameter

40mm

41.6mm

Lug-to-Lug

46mm

lowest

46.6mm

Thickness

12.6mm

lowest

13.6mm

Water Resistance

200m

200m

Power Reserve

41h

n/a

MSRP

n/a

$139

Movement

Sellita SW200-1

Hangzhou 2553A

Case

3 specs
Diameter
40mm
41.6mm
Thickness
12.6mm
13.6mm
Lug-to-Lug
46mm
46.56mm

Crystal & Dial

2 specs
Dial Color
Blue
n/a
Lume
None
Japan SuperLuminova C3 (Green)

Movement

2 specs
Caliber
Sellita SW200-1
Hangzhou 2553A
Power Reserve
41h
0h

Pricing

1 specs
MSRP
n/a
$139
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Reviews

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

Circula Watches AquaSport II

Owners and reviewers widely praise the Circula Watches AquaSport II for its 1970s-inspired design, comfortable 40mm wearability, and attractive dial with applied indices that catches light and shadow. The hand-crafted case finishing is described as incredible, and the lume is spectacular. The bezel action is noted as subtle and solid, and the Sellita SW200-1 automatic movement is considered reliable. The watch is competitively priced starting at EUR 599, with owners finding it offers significant value for the money, often including extra straps. Overall, owners and reviewers rate the Circula Watches AquaSport II highly for its exceptional finishing and value proposition at its price point.

Heimdallr Sharkey Ocean Monster Diver

Heimdallr Sharkey Ocean Monster Dive Watch owners praise its looks and lume, with one owner stating it feels even better than the original Seiko Monster it homages. The bezel action is described as clicky with no back play, and the crown is easy to grip and smooth. The watch's opening mechanism is machined rather than pressed, a feature considered excellent for its price point. Some owners note occasional QC issues with chapter rings and find the "Ocean Monster" text on the dial detracts from the aesthetic. One owner reported a negative experience with the store, receiving a watch with serious quality control issues. Accuracy ranges from +6 seconds per day to well-regulated, and while some find the watch comfortable, others note its weight and sharp edges make it uncomfortable. Overall, owners rate the Heimdallr Sharkey Ocean Monster Dive Watch highly for its homage design and bracelet quality, despite some concerns about dial text and occasional quality control.