Seiko Cal. 4537 - 180

Released in 1994, the Cal. 4537 with design code 180 was part of Seiko's domestic market collection. Powered by the 4537 caliber with 34j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-c6b80ffc0087]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1994

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