Seiko Cal. 5248 - 816

The Seiko 5248-816 represents an important milestone in Seiko's 1966 lineup. Powered by the 5248 caliber with 28j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-4320e7fbb8ef]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1966

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