Skip to product information

CUSTOMER REVIEWS

5 verified buyers

4.6
out of 5
Review photo by Michael R. Verified Purchase

"Own several watches at three times this price. The blue aventurine dial on this Proxima catches light in ways I didn't expect. Sapphire crystal with AR coating is sharp, the Japan 9015 movement winds smooth. This doesn't feel like a budget piece sitting next to my collection."

Review photo by J. Torres Verified Purchase

"Switched from Apple Watch to this after getting tired of charging every day. The screw-down crown feels solid, 10 bar water resistance is plenty for what I do. Bracelet needed adjustment but the taper design and quick release made it simple."

Review photo by David K. Verified Purchase

"Wear this to client meetings and weekend hikes. The 39mm case with 10.75mm thickness sits perfect under a cuff but the visible sapphire caseback keeps me looking at it when I should be listening. 316L bracelet is weighty without being heavy, feels like metal that will last."

Review photo by Sarah Verified Purchase

"Got this for my father who has worn the same Seiko since 1995. He's obsessed with the three-sided cut hands and the BGW9 luminova that glows green in the dark. Says the lug-to-lug measurement at 46.5mm sits perfect on his wrist. Two year warranty gave him peace of mind too."

Review photo by Chris W. Verified Purchase

"First real mechanical watch after years of quartz skepticism. The hand-wind and automatic dual movement is clever, actually learned how it works by reading about the 9015 caliber. Dial detail is insane for the price, especially up close through the sapphire."

Provn Verified

Proxima Blue Aventurine Diver

Proxima Blue Aventurine Diver

Regular price $500.00 USD
Sale price $500.00 USD Regular price $740.00
-32% Sold out
Free Worldwide shipping
Color
Size

International customers are responsible for any customs duties, import taxes, VAT, brokerage fees, or other charges imposed by their country's customs authorities unless duties and taxes are explicitly stated as prepaid (DDP).

Order today — arrives in 5–9 business days

100% AuthenticCertificate of authenticity included
30-Day ReturnsFree returns, refund within 24h
1-Year WarrantyMovement and case fully covered

CUSTOMER REVIEWS

5 verified buyers

4.6
out of 5
Review photo by Michael R. Verified Purchase

"Own several watches at three times this price. The blue aventurine dial on this Proxima catches light in ways I didn't expect. Sapphire crystal with AR coating is sharp, the Japan 9015 movement winds smooth. This doesn't feel like a budget piece sitting next to my collection."

Review photo by J. Torres Verified Purchase

"Switched from Apple Watch to this after getting tired of charging every day. The screw-down crown feels solid, 10 bar water resistance is plenty for what I do. Bracelet needed adjustment but the taper design and quick release made it simple."

Review photo by David K. Verified Purchase

"Wear this to client meetings and weekend hikes. The 39mm case with 10.75mm thickness sits perfect under a cuff but the visible sapphire caseback keeps me looking at it when I should be listening. 316L bracelet is weighty without being heavy, feels like metal that will last."

Review photo by Sarah Verified Purchase

"Got this for my father who has worn the same Seiko since 1995. He's obsessed with the three-sided cut hands and the BGW9 luminova that glows green in the dark. Says the lug-to-lug measurement at 46.5mm sits perfect on his wrist. Two year warranty gave him peace of mind too."

Review photo by Chris W. Verified Purchase

"First real mechanical watch after years of quartz skepticism. The hand-wind and automatic dual movement is clever, actually learned how it works by reading about the 9015 caliber. Dial detail is insane for the price, especially up close through the sapphire."

Why We Chose This Watch

Curator's Note

This is a diver that doesn't apologize for what it is. The blue aventurine dial catches light like actual stone, hand-finished three-sided hands with BGW9 lume, and a Japan 9015 movement that's honest mechanical work. Ten-bar water resistance means you'll actually wear it in the water. The sapphire caseback lets you watch the movement work—316L stainless steel, quick-release bracelet, and proper screw-down crown. Built without pretense.

Japan 9015/90S5 Movement Automatic, found in watches costing significantly more
Sapphire Crystal with AR Coating Blue aventurine gemstone dial, visible through transparent caseback
10 Bar Water Resistance [100m—genuine dive capability]
316L Five-Bead Bracelet Taper design, quick-release, screw-down crown with logo

Full Specifications

Movement
CaliberJapan 9015/90S5 Automatic
FunctionsHours · Minutes · Seconds
Case
Material316L Stainless Steel
Diameter39mm
Thickness10.75mm
Lug to Lug46.5mm
Case BackScrew-down with sapphire crystal, exhibition
CrownScrew-down with logo
Water Resistance100m / 10ATM
Dial & Crystal
DialBlue aventurine gemstone
CrystalSapphire crystal with AR coating
HandsThree-sided cut handset with BGW9 luminova
IndicesBGW9 luminova
Bracelet
Material316L Stainless Steel
TypeFive-bead bracelet with taper design
Width20mm
ClaspFolding clasp with safety and quick release
Length19.5cm adjustable
Ownership
Warranty2 years
Weight152g (bracelet version)

Shipping & Returns

Free Tracked Shipping Worldwide orders, no minimum
5–9 Business Days Estimated global delivery
30-Day Free Returns Hassle-free worldwide
Presentation Box Premium unboxing experience
Certificate of Authenticity Included with every order — provenance you can hold
View full details
Proxima Blue Aventurine Diver — Hero ShotProxima Blue Aventurine Diver
Buy Now Add to cart