What is the resale value of the King Seiko SPB365 (Unworn)?

Based on the active listings we track across major resale platforms, the King Seiko SPB365 (Unworn) has been listed at $1,700 as of our last check of each marketplace. Prices vary with condition, completeness, and demand.

How many King Seiko SPB365 (Unworn) listings are available?

The Back Catalog tracks 1 active King Seiko SPB365 (Unworn) listing aggregated from resale platforms. A listing is counted until the marketplace stops showing it, so the figure is a last-checked count rather than a live one.

Which platform has the cheapest King Seiko SPB365 (Unworn)?

The lowest tracked price for the King Seiko SPB365 (Unworn) is $1,700 on WatchRecon. Compare all listings on The Back Catalog to find the best current deal.

The Back Catalog

Seiko King Seiko SPB365 (Unworn) – $1,700 | The Back Catalog

Seiko
King Seiko SPB365 (Unworn)

Name: King Seiko SPB365 (Unworn)
Brand: Seiko
SKU: seiko-king-seiko-spb365-unworn-8b42a4abb839
Availability: InStock

Price range

$1,700

Too few priced listings for a median

active listings

—

tracked variants

Jul 2026

last refresh

Current listings

1 listing

Price

–

Authenticity

Condition

Availability

	Listing	Posted	Condition	Authenticity	Price ↑
	WatchReconSold	7/9/2026	—	Unknown	$1,700	Sold8/9/2026

Specifications

brand: Seiko
category: Watches
listing type: aggregated

We currently track 1 listing for the Seiko King Seiko SPB365 (Unworn), with prices ranging from $1,700, from WatchRecon.

The Seiko King Seiko SPB365 is an exemplary timepiece that embodies the brand's commitment to precision and craftsmanship. This unworn model features a striking combination of a stainless steel case and a beautifully polished sunburst dial, showcasing a rich blue hue that captures light in captivating ways. The watch is powered by Seiko's in-house Caliber 6R35 movement, known for its impressive 70-hour power reserve and reliable accuracy. Designed in the spirit of the original King Seiko collection, the SPB365 pays homage to the brand's storied history while integrating modern aesthetics. It boasts a 38mm case size, making it versatile for both casual and formal wear. The watch is equipped with a date complication at three o'clock, framed by a scratch-resistant sapphire crystal that enhances durability. With a comfortable stainless steel bracelet that secures with a three-fold clasp, the King Seiko SPB365 is designed for everyday wear, ensuring it fits true to size. This model is a testament to Seiko's legacy in luxury watchmaking, appealing to both seasoned collectors and newcomers alike.

The Seiko King Seiko SPB365 (Unworn) is a pre-owned Seiko watch available for purchase across multiple resale platforms. Shop 1 active listing with prices ranging from $1,700. Find this item on WatchRecon.