Seiko Cal. 3870 - 504

This Solar model from 1968 features a 41mm Titanium case. Powered by the 3870 caliber with 30j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-343a868d80a0]

Also known as: Panda, Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1968

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