Seiko Cal. 6384 - 157

The Seiko 6384-157 represents an important milestone in Seiko's 1978 lineup. Powered by the 6384 caliber with 20j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-6efcb5b8de43]

Also known as: Sumo, Shogun

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1978

Related Models

• Seiko 3812-887
• Seiko 0713-520
• Seiko 6299-842
• Seiko 7093-821
• Seiko 6619-814
• Seiko 0776-281
• Seiko 7062-447
• Seiko 6384-938
• Seiko 6233-803
• Seiko 4544-581
• Seiko 6185-214
• Seiko 6132-712