Seiko Cal. 3887 - 866

The Seiko 3887-866 represents an important milestone in Seiko's 1979 lineup. It features a Silver dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-a0633b2022fc]

Also known as: Shogun, Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1979

Related Models

• Seiko 6397-101
• Seiko 0742-822
• Seiko 6687-219
• Seiko 5243-598
• Seiko 5611-264
• Seiko 6354-106
• Seiko 6367-739
• Seiko 6149-923
• Seiko 6643-885
• Seiko 4537-101
• Seiko 4431-347
• Seiko 7134-953