Seiko Cal. 6381 - 369

The Seiko 6381-369 represents an important milestone in Seiko's 1987 lineup. Powered by the 6381 caliber with 21j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-a80f54bd888d]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1987

Related Models

• Seiko 6225-125
• Seiko 6661-696
• Seiko 4559-649
• Seiko 7039-507
• Seiko 7065-669
• Seiko 6151-701
• Seiko 5233-734
• Seiko 5286-109
• Seiko 4518-393
• Seiko 5227-821
• Seiko 5299-961
• Seiko 6374-815