Seiko Cal. 6628 - 453

The Seiko 6628-453 represents an important milestone in Seiko's 1983 lineup. Powered by the 6628 caliber with 18j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-132becd6bc53]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1983

Related Models

• Seiko 6141-851
• Seiko 4416-457
• Seiko 3810-599
• Seiko 0787-334
• Seiko 4426-721
• Seiko 3815-911
• Seiko 7019-882
• Seiko 6616-255
• Seiko 6379-312
• Seiko 5636-948
• Seiko 4542-121
• Seiko 6688-932