---
product_id: 732179961
title: "SEIKO Men's Seiko 5 Sport Automatic 100m Dial Watch SRPE51K1 Grey, gray, Casual"
brand: "seiko"
price: "$66352.35"
currency: USD
in_stock: true
reviews_count: 5
category: "Seiko"
url: https://www.desertcart.us/products/732179961-seiko-mens-seiko-5-sport-automatic-100m-dial-watch-srpe51k1
store_origin: US
region: United States of America
---

# 100m water resistance Scratch-resistant Hardlex crystal 40mm sleek case size SEIKO Men's Seiko 5 Sport Automatic 100m Dial Watch SRPE51K1 Grey, gray, Casual

**Brand:** seiko
**Price:** $66352.35
**Availability:** ✅ In Stock

## Summary

> ⏳ Elevate your wrist game with Seiko’s iconic automatic sport watch—where style meets unstoppable precision.

## Quick Answers

- **What is this?** SEIKO Men's Seiko 5 Sport Automatic 100m Dial Watch SRPE51K1 Grey, gray, Casual by seiko
- **How much does it cost?** $66352.35 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/732179961-seiko-mens-seiko-5-sport-automatic-100m-dial-watch-srpe51k1)

## Best For

- seiko enthusiasts

## Why This Product

- Trusted seiko brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dive-Ready Durability:** Water resistant up to 100 meters, perfect for your active lifestyle and spontaneous adventures.
- • **Transparent Case Back:** Show off the intricate inner workings with a stylish exhibition back—because craftsmanship deserves to be seen.
- • **Scratch-Resistant Clarity:** Hardlex crystal face keeps your watch looking pristine, no matter where your day takes you.
- • **Timeless Automatic Precision:** Powered by Seiko’s reliable 4R36 automatic movement—no batteries, just pure mechanical mastery.
- • **Sophisticated Silver-Tone Design:** Polished stainless steel case and band deliver a sleek, versatile look that transitions effortlessly from office to weekend.

## Overview

The SEIKO Men's Seiko 5 Sport Automatic SRPE51K1 features a 40mm silver-tone stainless steel case and band, powered by the dependable 4R36 automatic movement. It boasts 100 meters of water resistance, a scratch-resistant Hardlex crystal, and a transparent case back to admire its mechanical heart. Designed for the modern professional who values both style and substance, this watch blends casual retro aesthetics with robust functionality.

## Description

Grey dial reinforced with bright silver-tone hands Silver-tone stainless steel case with a silver-tone stainless steel band. Automatic movement Water resistant at 100 meters / 330 feet. Fixed bezel. Scratch resistant hardlex crystal. Transparent case back. Folding with safety release clasp Pull / push the crown. Case size 40mm x 11.5mm Seiko SRPE51K1 5 Sport Watch

Review: Belle petite montre Seiko SRPE 51K1 de style casual/retro, environ 12 mm d'epaisseur, fond transparent, étanche 10 ATM, fond soleillé anthracite, calibre 4R36, diamètre 40. prévoir un changement de bracelet car l'original n'est pas de qualité. couronne mal accessible à cause de la protection. Lum très correcte voire excellente. Bon rapport qualité/prix.
Review: Excelente reloj calidad - precio, hermosa caratula, estoy muy contento con mi compra tenia 2 años cazando este reloj

## Features

- Features silver-tone band, silver-tone case and scratch resistant hardlex crystal

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN  | B08BMXHR4T |
| Batteries  | 1 Lithium Metal batteries required. |
| Customer Reviews | 4.5 4.5 out of 5 stars (482) |
| Date First Available  | June 29, 2020 |
| Department  | Men |
| Is Discontinued By Manufacturer  | No |
| Item model number  | SRPE51K1 |
| Manufacturer  | Seiko |
| Product Dimensions  | 8 x 8 x 8 cm; 300 g |

## Images

![SEIKO Men's Seiko 5 Sport Automatic 100m Dial Watch SRPE51K1 Grey, gray, Casual - Image 1](https://m.media-amazon.com/images/I/219V88hPQrL.jpg)
![SEIKO Men's Seiko 5 Sport Automatic 100m Dial Watch SRPE51K1 Grey, gray, Casual - Image 2](https://m.media-amazon.com/images/I/31NvaSaubYL.jpg)
![SEIKO Men's Seiko 5 Sport Automatic 100m Dial Watch SRPE51K1 Grey, gray, Casual - Image 3](https://m.media-amazon.com/images/I/31U+Giz+y8L.jpg)
![SEIKO Men's Seiko 5 Sport Automatic 100m Dial Watch SRPE51K1 Grey, gray, Casual - Image 4](https://m.media-amazon.com/images/I/31rX8iVdPuL.jpg)
![SEIKO Men's Seiko 5 Sport Automatic 100m Dial Watch SRPE51K1 Grey, gray, Casual - Image 5](https://m.media-amazon.com/images/I/411gJoPXmrL.jpg)

## Questions & Answers

**Q: is there free return in case i dont like it?**
A: Couldn't tell you. I haven't had any problems with it.

**Q: Will any 20mm stretch band fit this watch?**
A: The band width at the lugs is 20 mm. Any 20mm band should fit.

**Q: ¿The week day is dual with spanish option?**
A: You'll have to check with each individual seller. We have roman characters option.

**Q: In what language are the days of the week written?**
A: English or Spanish

## Customer Reviews

### ⭐⭐⭐⭐ Review
*by C***C on February 24, 2023*

Belle petite montre Seiko SRPE 51K1 de style casual/retro, environ 12 mm d'epaisseur, fond transparent, étanche 10 ATM, fond soleillé anthracite, calibre 4R36, diamètre 40. prévoir un changement de bracelet car l'original n'est pas de qualité. couronne mal accessible à cause de la protection. Lum très correcte voire excellente. Bon rapport qualité/prix.

### ⭐⭐⭐⭐⭐ Review
*by C***N on October 31, 2025*

Excelente reloj calidad - precio, hermosa caratula, estoy muy contento con mi compra tenia 2 años cazando este reloj

### ⭐⭐⭐⭐⭐ Review
*by O***A on October 17, 2025*

Sehr gute Uhr. Sieht einfach gut aus und für den Preis ein echtes Schnäppchen. Trage sie aber mit Kautschukband da das Edelstahl Armband etwas unangenehm ist auf Dauer oder ein Lederband.

## Frequently Bought Together

- Seiko 5 Sports Automatic 100m Gray Dial Watch SRPE51K1
- MiLTAT 20mm Super-JUB Watch Band compatible with Seiko 5 Sports 40mm SRPE51 SRPE53 SRPE55
- Seiko Automatic Watch for Men - 5 Sports - Day/Date Calendar, LumiBrite Hands and Markers, and Rotating Bezel, 100m Water-Resistant

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-25*