Seiko Cal. 3866 - 370

The Seiko 3866-370 represents an important milestone in Seiko's 1968 lineup. It features a Black dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-6f13a087d2a6]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1968

Related Models

• Seiko 6675-713
• Seiko 6350-736
• Seiko 0735-985
• Seiko 6310-140
• Seiko 6637-213
• Seiko 6668-697
• Seiko 5268-192
• Seiko 6111-577
• Seiko 5264-749
• Seiko 7155-658
• Seiko 5624-861
• Seiko 0759-765