Seiko Cal. 6635 - 213

Released in 1971, the Cal. 6635 with design code 213 was part of Seiko's domestic market collection. Powered by the 6635 caliber with 24j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-26ec03ffa830]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1971

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