Seiko Cal. 6311 - 705

The 6311-705 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6311 caliber with 29j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-79bf6ef2dc16]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1970

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