Seiko Cal. 0721 - 511

Seiko 0721-511

The Seiko 0721-511 represents an important milestone in Seiko's 1975 lineup. It features a Navy dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-5e85d3adb6fd]

Also known as: Turtle, UFO

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
41mm
Case Thickness
8.1mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Navy
Jewels
28j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1975

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