Seiko Cal. 7021 - 533

Seiko 7021-533

The 7021-533 is a sought-after Solar piece from Seiko's golden era. Powered by the 7021 caliber with 27j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-86d274839537]

Also known as: Sumo, Tuna

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
34mm
Case Thickness
10.6mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Black
Jewels
27j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1975

Related Models

seikata-wm-86d274839537