Seiko Cal. 6339 - 728

The Seiko 6339-728 represents an important milestone in Seiko's 1969 lineup. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-8aee51fb6564]

Also known as: Turtle, Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1969

Related Models

• Seiko 5246-970
• Seiko 7180-937
• Seiko 7136-517
• Seiko 7196-455
• Seiko 6350-543
• Seiko 6691-850
• Seiko 0720-470
• Seiko 6114-153
• Seiko 6148-205
• Seiko 5671-893
• Seiko 4459-285
• Seiko 4537-220