Seiko Cal. 6311 - 528

The Seiko 6311-528 represents an important milestone in Seiko's 1977 lineup. Powered by the 6311 caliber with 35j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-2e4e6549da75]

Also known as: Navigator, Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Champagne

Jewels

35j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1977

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