Seiko Cal. 3854 - 840

Seiko 3854-840

The 3854-840 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-a047c5b7db85]

Also known as: World Timer

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
43mm
Case Thickness
11.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Navy
Jewels
27j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1972

Related Models

seikata-wm-a047c5b7db85