Seaman

Sega Dreamcast Released August 8, 2000 Sega, Vivarium

Region: NTSC
Complete: $200
Sealed: $242
Sales in 90 days: 3in 90 days

Region: JP
Complete: $28
Sealed: —
Sales in 90 days: 2in 90 days

Variants

Region

Any NTSC JP

Complete $103–$2443 sales Sealed $2421 sale Loose $35–$392 sales Incomplete $44–$1035+ sales Graded CIB —no sales Graded —no sales

Market value

$44–$103 typical$73.715+ sales in 90 days

$44 $103

Liquidity 51 of 100

5 sold in 90 days · sells in about 10 days · 3 listed now

No trend yet

sales since Oct 2026

Low confidence

5+ sales, newest Oct 25 · wide spread

Sales history

5 recorded incomplete sales of Seaman, NTSC release, newest first
Sold		Region	Edition	Condition	Price
Oct 25, 2026 sold in under 1 day	Seaman - Sega Dreamcast game - U.S Version - NO MIC Oct 25, 2026NTSC · Standard	NTSC	Standard	Incomplete	$39.99 eBay
Oct 23, 2026 sold in 6 weeks	Seaman - Dreamcast (DC) Oct 23, 2026NTSC · Standard	NTSC	Standard	Incomplete	$49.99 eBay
Oct 22, 2026 sold in 8 weeks	Seaman [Mic Bundle] - Sega Dreamcast Game & Accessory - TESTED Oct 22, 2026NTSC · Standard	NTSC	Standard	Incomplete	$125.99 eBay
Oct 19, 2026 sold in 1 day	SEGA Seaman for Sega Dreamcast - Microphone Included, T Rated, NTSC-U/C 2000 Oct 19, 2026NTSC · Standard	NTSC	Standard	Incomplete	$75 eBay
Oct 11, 2026 sold in 10 days	Seaman - CIB - Very Good Condition - Tested & Working - Dreamcast Oct 11, 2026NTSC · Standard	NTSC	Standard	Incomplete	~~$94.81~~ $85 eBay · Offer accepted

Photos

Japan

Front
Disc

Frequently asked

How much is Seaman worth on the Sega Dreamcast?

A complete copy sells for about $200 in NTSC (US, Canada). The three sales in the last 90 days went for $96 to $250. An incomplete copy sells for $44 to $103.

Which editions of Seaman exist on the Sega Dreamcast in NTSC?

The Standard and the Special Package. The price at the top of the page is for standard copies.

Standard Standard
Special Package Bundle

How quickly does Seaman sell?

Around 2 copies sell per month. The cheapest listings sell within about 10 days, and three are listed right now.

How is sales data gathered?

We retrieve listing information through eBay alerts and Vinted alerts provided by GrailHound and apply image recognition and text processing to link marketplace listings to games.

Who made Seaman and when did it come out?

Published by Sega and Vivarium and developed by Vivarium. Released July 29, 1999 in Japan and August 8, 2000 in NTSC.