Seiko Cal. 6381 - 301

The Seiko 6381-301 represents an important milestone in Seiko's 1990 lineup. Powered by the 6381 caliber with 27j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-beee6796f680]

Also known as: Monster, Bellmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1990

Related Models

• Seiko 6217-255
• Seiko 5638-288
• Seiko 6383-304
• Seiko 5271-137
• Seiko 6114-471
• Seiko 0765-593
• Seiko 5659-336
• Seiko 6281-365
• Seiko 4572-644
• Seiko 6641-276
• Seiko 6698-883
• Seiko 6691-139