Seiko 6105-8119
Professional Diver's 150m
Captain Willard Willard
1970 –1977
What Should You Pay?
Estimated fair market values. Actual prices vary by condition, completeness, and seller.
New / Like New / Full Kit
$2,008 – $2,607
high confidence
Excellent / Pre-Owned
$1,646 – $2,137
high confidence
Used / Watch Only
$1,589 – $1,932
high confidence
Fair Market Value
$1,891
Blended estimate for excellent condition
Recent Comparable Listings
Specifications
Case Diameter 44 mm
Case Height 14 mm
Case Material stainless steel
Water Resistance 150m
Crystal Hardlex
Bezel Type unidirectional rotating
Bezel Material stainless steel
Dial Color black
Bracelet/Strap rubber strap
Bracelet Material rubber
Complications date
Movement
Movement Caliber 6105A
Type automatic
Power Reserve 50 hours
Frequency 21,600 vph
Jewels 17
Functions hours, minutes, seconds, date
More from Diver
View all Diver references →
Related Guides & Articles
Buyer's Guide
Best Watches Under $1,000 in 2026
The best watches you can buy under $1,000 in 2026 — pre-owned and new picks from Seiko, Hamilton, Orient, Tissot, and G-Shock with current prices.
Mar 7, 2026
Market ResearchSeiko Price Guide: Pre-Owned Prices 2026
Current secondhand Seiko prices — from the Seiko 5 to Presage and Prospex. See pre-owned median prices, ranges, and the best Seiko watches to buy used.
Mar 7, 2026
Buyer's GuideHow to Compare Secondhand Watch Prices
Learn how to compare pre-owned watch prices across marketplaces — understand market value, spot overpriced listings, and find the best deal on the watch you want.
Mar 7, 2026
Market ResearchBest Secondhand Watch Deals Right Now
The best deals on pre-owned watches this month — undervalued models from Rolex, Omega, Tudor, Seiko, and more, with current market prices and why they're worth buying.
Mar 7, 2026