Seiko Cal. 6624 - 737

The Seiko 6624-737 represents an important milestone in Seiko's 1969 lineup. With its 18mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-14afd981065c]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1969

Related Models

• Seiko 7185-254
• Seiko 6295-962
• Seiko 6160-468
• Seiko 6264-578
• Seiko 3858-541
• Seiko 7136-686
• Seiko 6322-675
• Seiko 6227-598
• Seiko 5672-337
• Seiko 0780-305
• Seiko 6128-114
• Seiko 6244-144