# Otsuka RoTech Men's Wristwatch Model 7.5 - Silver - Unused Item

*大塚ローテック 7.5号 腕時計 シルバー メンズ 未使用品*

- **Auction ID:** n1188637799
- **Status:** Sold (ended auction)
- **Category:** Jewelry and Watches > Men's Watches > Analog (hand-rolled)
- **Brand:** Otsuka RoTech
- **Price (JPY):** ¥774,546 (sold)
- **Estimated all-in price (USD):** $5,806.94 — item $5,062.39 + Rinkya commission $729.55 + handling $15.00
- **Shipping:** Ships from Japan. Wins arrive at Rinkya's Tokyo warehouse; multiple items are combined into one international shipment, billed at actual carrier cost (NOT included in the all-in price). International transit is typically 1–2 weeks once shipped.

## Description
**Auction Title: Otsuka RoTech Men's Wristwatch Model 7.5 - Silver - Unused Item**  

A cutting-edge men's wristwatch from Otsuka RoTech, this model 7.5 captivates with its sleek silver finish. The piece boasts an unused condition, ensuring that it remains as pristine as the day it left the manufacturer. Perfect for collectors or those seeking a stylish yet reliable timepiece.  

- Brand: Otsuka RoTech  
- Model: 7.5  
- Condition: Unused  
- Type: Men's wristwatch  
- Color: Silver  

For collectors or enthusiasts of elegant timepieces, this watch represents a fine addition to any collection, offering both functionality and style.

## Collector note
Otsuka RoTech occupies a niche position in Japanese watch manufacturing, known for precision quartz and mechanical movements targeting domestic and Asian markets. The Model 7.5 in unused condition represents a snapshot of late 1990s–early 2000s Japanese horological design language—minimalist, silver-toned cases were hallmarks of that era. New-old-stock (NOS) Japanese watches from minor manufacturers often gain collector interest due to limited production runs and the rarity of finding examples that never left their original packaging or display state; condition is paramount here, as even unused watches can develop dial deterioration or mechanical stiction over decades.

## Images
- https://auctions.c.yimg.jp/images.auctions.yahoo.co.jp/image/dr000/auc0106/user/b20a9afb5e224c9106781937750f44b031f8d0993f1b6c0ce5e6401b11ccba5d/i-img900x900-17497919945187hfhadj35.jpg

## Links
- View on Rinkya: https://www.rinkya.com/discover/item/otsuka-rotech-men-s-wristwatch-model-7-5-silver-unused-item-n1188637799
- Find live items like this: https://www.rinkya.com/discover/live

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