Seiko Cal. 3897 - 379

Seiko 3897-379

The 3897-379 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3897 caliber with 29j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-e07aa90f8aef]

Also known as: Navigator

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
38mm
Case Thickness
13.5mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
White
Jewels
29j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1988

Related Models

seikata-wm-e07aa90f8aef