Seiko Cal. 6153 - 316

Released in 1969, the Cal. 6153 with design code 316 was part of Seiko's domestic market collection. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-23fa2db891a9]

Also known as: Tuna, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1969

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