Seiko Cal. 5239 - 865

The Seiko 5239-865 represents an important milestone in Seiko's 1978 lineup. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-fc872482839b]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1978

Related Models

• Seiko 6147-273
• Seiko 5643-557
• Seiko 5251-985
• Seiko 6373-859
• Seiko 4560-535
• Seiko 6357-797
• Seiko 6153-544
• Seiko 6117-279
• Seiko 0722-605
• Seiko 3897-622
• Seiko 5281-282
• Seiko 6638-490