Seiko Cal. 0721 - 258

Seiko 0721-258

The Seiko 0721-258 represents an important milestone in Seiko's 1983 lineup. Powered by the 0721 caliber with 34j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-c928d7f83673]

Also known as: Monster, UFO

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
45mm
Case Thickness
8.9mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Black
Jewels
34j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1983

Related Models

seikata-wm-c928d7f83673