Seiko Cal. 0721 - 912

The Seiko 0721-912 represents an important milestone in Seiko's 1994 lineup. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-2f6d3d34e8d9]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1994

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