Seiko Cal. 4415 - 220

Released in 1976, the Cal. 4415 with design code 220 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-3ae717d044fc]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1976

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