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Ollech & Wajs

OW P-104 Selectron

OW P-104

+ $100 insured shipping within: United States of America

+ Sales tax and payment processing fee where applicable

The Details

Condition

Unworn

Box

No

Case Size

39.5mm

Material

Steel

Complications

Date

Year

2026

Papers

No

Dial Color

Black

Movement

Automatic

Listing TW-SK4D4K

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E
Erik Lopez

Coral Gables, FL

Description

Reviving one of Ollech & Wajs' most historically significant names, the OW P-104 Selectron pays tribute to the legendary slide rule watches relied upon by aerospace engineers, pilots, and scientists throughout the 1960s. Inspired by the 1969 Selectron Calculator supplied to General Electric, this modern interpretation combines vintage functionality with contemporary Swiss craftsmanship. Handmade in the Swiss Jura, the 39.5mm brushed 316L stainless steel case features a bidirectional slide rule bezel capable of performing a wide range of calculations, just as its historic predecessors once did. The high-contrast dial is equipped with ivory Super-LumiNova® hour markers and vibrant orange Super-LumiNova® hands for exceptional legibility, while a sapphire crystal with anti-reflective treatment and 300-meter water resistance ensure it is built for demanding environments. Powering the P-104 Selectron is the bespoke Swiss-made Soprod Newton Precision P092 automatic movement, independently Chronofiable® certified for durability and adjusted in five positions for an average accuracy of ±5 seconds per day. Finished on a premium regimental-style RAF nylon strap, the OW P-104 Selectron is a distinctive tool watch that seamlessly blends aviation heritage, mechanical precision, and everyday versatility. Guarded Crown is an authorized Ollech & Wajs dealer. The warranty will be activated upon the sale of the watch.

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