Seiko Cal. 3860 - 831

The 3860-831 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-447b36dba6d1]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1965

Related Models

• Seiko 4433-433
• Seiko 6183-956
• Seiko 6371-843
• Seiko 5680-947
• Seiko 4444-741
• Seiko 5689-819
• Seiko 6390-110
• Seiko 0736-404
• Seiko 6282-821
• Seiko 0742-362
• Seiko 4454-185
• Seiko 7016-134