Seiko Cal. 6645 - 881

The Seiko 6645-881 represents an important milestone in Seiko's 1978 lineup. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-1c1ace14e166]

Also known as: Turtle, Panda

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1978

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