Casio MDV-106 DurovsSeiko 5M43-0B30

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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.

Casio MDV-106 Duro at true scale

MDV-106 Duro

Seiko 5M43-0B30 at true scale

5M43-0B30

Diameter

44.2mm

42mm

Lug-to-Lug

48.5mm

48mm

lowest

Thickness

12.1mm

n/a

Water Resistance

200m

200m

MSRP

$85

n/a

Movement

Quartz

Seiko 5M43

Case

6 specs
Diameter
44.2mm
42mm
Thickness
12.1mm
n/a
Lug-to-Lug
48.5mm
48mm
Lug Width
n/a
22mm
Material
Stainless Steel
Titanium
Finish
n/a
n/a

Crystal & Dial

3 specs
Crystal
Mineral
Sapphire
AR Coating
No
n/a
Dial Color
Black
Grey

Movement

2 specs
Caliber
n/a
Seiko 5M43
Power Reserve
n/a
0h

Pricing

1 specs
MSRP
$85
n/a
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Reviews

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

Casio MDV-106 Duro

Owners widely praise the Casio MDV-106 Duro for its quality-to-price ratio and elegant design, often highlighting the Marlin logo and finishing. Many consider it a stunning first watch or a strong alternative to more expensive dive watches, with some noting its elegant diameter and build quality. One owner mentions the 44.2mm case size is preferred over a smaller sibling model. The Casio MDV-106 Duro is available for around $59-$70, and owners frequently suggest aftermarket strap or bracelet upgrades. Some owners flag the large size and weak lume as negatives. Overall, owners rate the Casio MDV-106 Duro highly for its design elegance and exceptional value.

From video reviewers

The Casio MDV-106 Duro's quartz movement demonstrates excellent accuracy. Its stainless steel case features surprisingly good finishing for its price point.

Seiko 5M43-0B30

Owners praise the Seiko 5M43-0B30 for its stunning textured dial and JDM-exclusive Kanji day wheel, with one owner highlighting its excellent lume. The 42mm kinetic movement requires capacitor replacement every 3-4 years, a common maintenance item for '90s kinetic watches, costing around $20 for a replacement cell. One owner noted a potential issue with the kinetic movement after extensive swinging, causing it to advance by a double-tick. On balance, owners appreciate the Seiko 5M43-0B30 for its unique dial and day wheel, despite the expected maintenance for its kinetic movement.

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