Seiko Cal. 0721 - 907

Seiko 0721-907

The 0721-907 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-77f992cd1739]

Also known as: Baby Tuna

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
45mm
Case Thickness
12.7mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
60m
Dial Color
Silver
Jewels
17j
Frequency
28,800 bph
Power Reserve
72 hours
Year
1966

Related Models

seikata-wm-77f992cd1739