Seiko Cal. 6145 - 538

The 6145-538 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6145 caliber with 29j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-057508adad70]

Also known as: Monster, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1982

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