Seiko Cal. 6291 - 370

This Hand-Winding model from 1977 features a 37mm Gold-Plated case. Powered by the 6291 caliber with 23j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-ce67aa7078f1]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1977

Related Models

• Seiko 7024-243
• Seiko 4493-979
• Seiko 4585-654
• Seiko 0731-372
• Seiko 4495-104
• Seiko 3892-844
• Seiko 7010-974
• Seiko 6232-283
• Seiko 7023-926
• Seiko 6367-384
• Seiko 6137-947
• Seiko 3831-796