Seiko Cal. 6355 - 646

The Seiko 6355-646 represents an important milestone in Seiko's 1971 lineup. Powered by the 6355 caliber with 27j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-695d33bdaf6b]

Also known as: Panda, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1971

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