Seiko Cal. 6363 - 421

This Solar model from 1971 features a 46mm Two-Tone case. It features a Black dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-b9fb7ed75271]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1971

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