Seiko Cal. 4521 - 819

Released in 1987, the Cal. 4521 with design code 819 was part of Seiko's domestic market collection. It features a Green dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-06dee8a81713]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1987

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