Seiko Cal. 6681 - 218

This Hand-Winding model from 1997 features a 37mm Gold-Plated case. Powered by the 6681 caliber with 19j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-01ef5bce1544]

Also known as: Sumo, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1997

Related Models

• Seiko 3841-403
• Seiko 3842-719
• Seiko 4499-803
• Seiko 4428-714
• Seiko 4491-422
• Seiko 0710-159
• Seiko 0799-665
• Seiko 6280-123
• Seiko 0796-851
• Seiko 5260-439
• Seiko 7170-664
• Seiko 6157-732