Seiko Cal. 5684 - 633

This Solar model from 1974 features a 42mm Two-Tone case. Powered by the 5684 caliber with 35j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-c14fd128cb31]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1974

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