Seiko Cal. 6621 - 139

Released in 1989, the Cal. 6621 with design code 139 was part of Seiko's domestic market collection. With its 18mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-9753ad0db312]

Also known as: Monster, Shogun

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1989

Related Models

• Seiko 7020-896
• Seiko 6352-959
• Seiko 4452-125
• Seiko 0739-445
• Seiko 7087-822
• Seiko 4529-311
• Seiko 7167-338
• Seiko 0769-469
• Seiko 7050-518
• Seiko 6295-495
• Seiko 6154-243
• Seiko 6371-770