Seiko Cal. 6113 - 644

The Seiko 6113-644 represents an important milestone in Seiko's 1988 lineup. It features a Black dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-20c6e6793914]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1988

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