Seiko Cal. 5257 - 364

The Seiko 5257-364 represents an important milestone in Seiko's 1999 lineup. Powered by the 5257 caliber with 30j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-41bdc7dc1829]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1999

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