Seiko Cal. 4538 - 445

The Seiko 4538-445 represents an important milestone in Seiko's 1982 lineup. It features a Green dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-e38c53aa7de2]

Also known as: Bullhead, Crown

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1982

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