Seiko Cal. 6388 - 432

The Seiko 6388-432 represents an important milestone in Seiko's 1980 lineup. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-61bd7fd82ead]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1980

Related Models

• Seiko 4492-206
• Seiko 6334-600
• Seiko 7157-862
• Seiko 6257-354
• Seiko 5268-128
• Seiko 5687-291
• Seiko 6132-829
• Seiko 5624-626
• Seiko 7112-391
• Seiko 6256-218
• Seiko 6342-993
• Seiko 5693-362