Cronos Sub Diver 44mm No Date (L6009)vsSinn U18

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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.

Cronos Sub Diver 44mm No Date (L6009) at true scale

Sub Diver 44mm No Date (L6009)

Sinn U18 at true scale

U18

Diameter

44mm

44mm

Lug-to-Lug

51.9mm

n/a

Thickness

17.1mm

15.5mm

lowest

Water Resistance

2000m

2000m

Power Reserve

n/a

42h

MSRP

$298

lowest

$3,488

Movement

Seiko NH35

Sellita SW300-1

Case

6 specs
Thickness
17.1mm
15.5mm
Lug-to-Lug
51.9mm
n/a
Lug Width
21mm
22mm
Material
316L Stainless Steel
high-strength
Finish
316L stainless steel
n/a
Caseback
n/a
n/a

Crystal & Dial

5 specs
Crystal
n/a
Sapphire
Crystal Shape
n/a
n/a
AR Coating
n/a
n/a
Dial Color
n/a
Black
Indices
n/a
n/a

Movement

6 specs
Caliber
Seiko NH35
Sellita SW300-1
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
42h
Jewels
0
25
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$298
$3,488
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Reviews

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

Cronos Sub Diver 44mm No Date (L6009)

Owners widely praise the Cronos Sub Diver 44mm No Date (L6009) for its exceptional value, with one owner noting its 2000m water resistance and BGW9 Superluminova lume as standout features. The watch is described as a "beast" due to its 44mm case and 17mm thickness, though some find it wears surprisingly well for its size and is versatile for everyday and business casual wear. Some owners report the substantial weight and lug-to-lug distance make it feel heavy on the wrist, with one individual replacing the bracelet to reduce its overall weight. Overall, owners rate the Cronos Sub Diver 44mm No Date (L6009) highly for its impressive water resistance and value, despite its considerable heft.

Sinn U18

The Sinn U18 is lauded for its unique deep blue/green dial with three-dimensional oxygen bubbles that shift with light, and its comfortable, easily adjustable bracelet. Owners describe the 44mm case as having apparent thickness, with one noting minor wear on the underside of the lugs from strap changes. The watch is praised for its versatility, amazing accuracy, and great quality. The Sinn U18 comes with a Sellita SW300-1 movement and a 2000-meter dive specification. On balance, owners and reviewers rate the Sinn U18 highly for its unique dial and overall quality at its price point.

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