# Seiko Prospex Alpinist SPB155J1

Seiko Prospex Alpinist SPB155J1

Stainless steel 38mm case with 6R35 automatic movement.

**Movement**

Caliber Number

6R35

Movement Type

Automatic with manual winding

Precision

+25 to -15 seconds per day

Power reserve

Approx. 70 hours

Jewels

24

Functions

-   Stop seconds hand function
-   Date display

**Case/Band**

Case Material

Stainless steel

Case Size

-   Thickness: 12.9mm
-   Diameter: 38.0mm
-   Lug-to-lug: 46.0mm

Crystal

Curved sapphire crystal

Crystal Coating

Anti-reflective coating on inner surface

LumiBrite

Lumibrite on hands and index(es)

Band Material

Calfskin

Clasp

Three-fold clasp with push button release

Distance between lugs

20

**Other Details**

Water Resistance

20 bar

Weight

  144.0g  

Features

-   See-through case back
-   Screw case back
-   Screw-down crown

## Details

- **Price:** 925.0 CAD
- **Vendor:** Bandiera Jewellers Fulfilled by EX-STOCK Canada
- **Type:** Seiko Watches
- **Tags:** removecollabs, Shopify Collective, www.bandierajewellers.com

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 925.00 CAD | In stock |

## Images

- Seiko Prospex Alpinist SPB155J1 - EX-STOCK Canada

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> Source: [EX-STOCK Canada](https://www.ex-stock.com/products/seiko-prospex-alpinist-spb155j1)
> Updated: 2026-07-14