Seiko Cal. 6240 - 710

The 6240-710 is a sought-after Solar piece from Seiko's golden era. Powered by the 6240 caliber with 25j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-fd4737ac56af]

Also known as: Rally, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1986

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