Seiko Cal. 3888 - 445

This Spring Drive model from 1970 features a 41mm PVD Black case. With its 19mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-ac71bf43c652]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1970

Related Models

• Seiko 5626-872
• Seiko 6254-545
• Seiko 3876-128
• Seiko 4568-224
• Seiko 6136-792
• Seiko 6120-544
• Seiko 6378-130
• Seiko 4588-724
• Seiko 6144-235
• Seiko 3836-720
• Seiko 7148-325
• Seiko 7011-827