Seiko Cal. 6356 - 831

The 6356-831 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-d75516e7f6ac]

Also known as: Helmet, Sea Horse

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1969

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