Seiko Cal. 5684 - 912

Seiko 5684-912

The Seiko 5684-912 represents an important milestone in Seiko's 1987 lineup. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-632619923a92]

Also known as: Helmet

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
11.7mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Silver
Jewels
34j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1987

Related Models

seikata-wm-632619923a92