Seiko Cal. 3897 - 681

Seiko 3897-681

The Seiko 3897-681 represents an important milestone in Seiko's 1984 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-70bd2a3be972]

Also known as: Sumo, Golden Tuna

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
39mm
Case Thickness
10.7mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Burgundy
Jewels
24j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1984

Related Models

seikata-wm-70bd2a3be972