Aquastar Deepstar ChronographvsTudor Black Bay Chrono

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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.

Aquastar Deepstar Chronograph at true scale

Deepstar Chronograph

Tudor Black Bay Chrono at true scale

Black Bay Chrono

Diameter

39mm

41mm

Lug-to-Lug

49mm

n/a

Thickness

14.8mm

14.4mm

lowest

Water Resistance

200m

200m

Power Reserve

55h

70h

highest

MSRP

$2,790

n/a

Movement

Automatic

Tudor MT5813

Case

4 specs
Diameter
39mm
41mm
Thickness
14.8mm
14.4mm
Lug-to-Lug
49mm
n/a
Lug Width
n/a
22mm

Crystal & Dial

1 specs
Dial Color
Silver
n/a

Movement

2 specs
Caliber
n/a
Tudor MT5813
Power Reserve
55h
70h

Pricing

1 specs
MSRP
$2,790
n/a
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Reviews

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

Aquastar Deepstar Chronograph

Owners widely praise the Aquastar Deepstar Chronograph for its excellent finishing, historical appeal as a faithful 1960s tool watch recreation, and its smooth column wheel chronograph action, with some noting it surpasses competitors. Reviewers and owners alike highlight the 39mm case size as a significant improvement in wearability, though its 14.8mm to 17mm thickness is noted as substantial. The watch features a sapphire crystal with triple AR coating for excellent legibility and 200m water resistance. Some owners express a preference for a bracelet option over the included tropic and leather straps, and one reviewer found the 21mm lug width awkward. Overall, owners and reviewers rate the Aquastar Deepstar Chronograph highly for its authentic vintage tool watch character and impressive build quality at its price point.

Tudor Black Bay Chrono

Owners widely praise the Tudor Black Bay Chrono's excellent legibility, solid lume, and comfortable wearability, with one owner noting it feels substantial and masculine. The watch features snowflake hands and hour markers that align with the Black Bay design language, offering a fresh take on a retro chronograph feel. Some reviewers consider the date display unnecessary, preferring a color-matched date wheel. The Tudor Black Bay Chrono measures 14.8mm thick and weighs 160 grams, which some find acceptable and manageable, while others would prefer a thinner option. On balance, owners and reviewers rate the Tudor Black Bay Chrono highly for its comfortable wearability and distinct retro design at the price.

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