Seiko Cal. 3860 - 247

The Seiko 3860-247 represents an important milestone in Seiko's 1978 lineup. Powered by the 3860 caliber with 32j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-6bd61459bfa7]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1978

Related Models

• Seiko 4596-696
• Seiko 0750-693
• Seiko 7167-240
• Seiko 6114-393
• Seiko 5686-179
• Seiko 6323-108
• Seiko 5238-713
• Seiko 6214-357
• Seiko 4579-505
• Seiko 0790-264
• Seiko 0713-544
• Seiko 6371-438