Seiko Cal. 3856 - 628

Seiko 3856-628

The 3856-628 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-964d910c8257]

Also known as: Bellmatic

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
15.4mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Silver
Jewels
33j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1970

Related Models

seikata-wm-964d910c8257