Seiko Cal. 7155 - 237

Released in 1984, the Cal. 7155 with design code 237 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-ea4fe39cce76]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1984

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