Seiko Cal. 4521 - 241

The Seiko 4521-241 represents an important milestone in Seiko's 1966 lineup. It features a Cream dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-d8c30b9a9cd6]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1966

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