Seiko Cal. 6380 - 228

Released in 1966, the Cal. 6380 with design code 228 was part of Seiko's domestic market collection. It features a Silver dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-aae612edbcff]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1966

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