Seiko Cal. 0721 - 582

Seiko 0721-582

The 0721-582 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-7e35b5efaa5d]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
10.3mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Black
Jewels
23j
Frequency
28,800 bph
Power Reserve
68 hours
Year
1965

Related Models

seikata-wm-7e35b5efaa5d