Seiko Cal. 7145 - 644

The Seiko 7145-644 represents an important milestone in Seiko's 1983 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-ba1aafe195f8]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1983

Related Models

• Seiko 5636-420
• Seiko 6319-437
• Seiko 6234-584
• Seiko 0768-627
• Seiko 7129-585
• Seiko 4582-878
• Seiko 6692-658
• Seiko 7132-320
• Seiko 6334-829
• Seiko 3885-692
• Seiko 6140-898
• Seiko 6157-830