Seiko Cal. 6659 - 121

The Seiko 6659-121 represents an important milestone in Seiko's 1994 lineup. Powered by the 6659 caliber with 25j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-5dd7cab831aa]

Also known as: Sumo, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1994

Related Models

• Seiko 4484-596
• Seiko 5696-625
• Seiko 6179-311
• Seiko 5292-498
• Seiko 0732-224
• Seiko 7189-263
• Seiko 6179-748
• Seiko 6179-664
• Seiko 5251-886
• Seiko 6188-123
• Seiko 3891-548
• Seiko 5212-696