Seiko Cal. 4521 - 322

Seiko 4521-322

The 4521-322 is a sought-after Spring Drive piece from Seiko's golden era. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-21d38b0f1750]

Also known as: Turtle

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
11.8mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
170m
Dial Color
Silver
Jewels
18j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1976

Related Models

seikata-wm-21d38b0f1750