Seiko Cal. 0721 - 375

Released in 1985, the Cal. 0721 with design code 375 was part of Seiko's domestic market collection. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-a1ba6fb444b1]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1985

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