Seiko Cal. 6378 - 528

Released in 1981, the Cal. 6378 with design code 528 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-f7e32edc6f68]

Also known as: Samurai, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1981

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