Seiko Cal. 4512 - 690

Released in 1967, the Cal. 4512 with design code 690 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-1dd4beb01f0a]

Also known as: Sumo, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1967

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