Seiko Cal. 0747 - 398

The Seiko 0747-398 represents an important milestone in Seiko's 1981 lineup. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-e81f1fa9b078]

Also known as: Tuna, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1981

Related Models

• Seiko 0772-759
• Seiko 0780-812
• Seiko 6222-442
• Seiko 6235-991
• Seiko 7160-996
• Seiko 4417-592
• Seiko 6315-426
• Seiko 4449-584
• Seiko 6176-359
• Seiko 7060-992
• Seiko 4412-915
• Seiko 0746-104