Seiko Cal. 3865 - 657

The 3865-657 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-fdb7cfd922d5]

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1978

Related Models

• Seiko 5263-869
• Seiko 6667-934
• Seiko 5650-949
• Seiko 6643-908
• Seiko 4539-531
• Seiko 7041-771
• Seiko 6360-488
• Seiko 4526-886
• Seiko 6613-834
• Seiko 4583-176
• Seiko 4425-689
• Seiko 4578-694