Seiko Cal. 6311 - 903

The 6311-903 is a sought-after Quartz piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-70ad3b877584]

Also known as: Turtle, Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1977

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