Seiko Cal. 4520 - 951

The Seiko 4520-951 represents an important milestone in Seiko's 1966 lineup. It features a Navy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-e55150164a47]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1966

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