Seiko Cal. 4521 - 284

Seiko 4521-284

This Automatic model from 1971 features a 40mm Stainless Steel case. With its 20mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-d2b2c71dfc89]

Also known as: Samurai, Sportsmatic

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
12.3mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
White
Jewels
18j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1971

Related Models

seikata-wm-d2b2c71dfc89