Seiko Cal. 5240 - 451

The 5240-451 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5240 caliber with 26j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-ee72e63d9a63]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1996

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