Seiko Cal. 3850 - 728

Seiko 3850-728

The 3850-728 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3850 caliber with 32j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-18011124756a]

Also known as: UFO, Silverwave

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
12.2mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Navy
Jewels
32j
Frequency
28,800 bph
Power Reserve
57 hours
Year
1986

Related Models

seikata-wm-18011124756a