Seiko Cal. 4538 - 530

Seiko 4538-530

The Seiko 4538-530 represents an important milestone in Seiko's 1978 lineup. Powered by the 4538 caliber with 17j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-14137a73083e]

Also known as: Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
15.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Navy
Jewels
17j
Frequency
28,800 bph
Power Reserve
54 hours
Year
1978

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seikata-wm-14137a73083e