Seiko Cal. 6356 - 820

The 6356-820 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-02dddedddf86]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1983

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