Request a diamond Cart

Schedule a meeting

Carat Mate

Diamonds, gemstones, rings & bracelets

Certified diamonds and coloured gemstones with live pricing. You choose a specific stone — we secure it and ship it with its lab report when available.

Questions? hello@caratmate.com

@carat_mate
TheCaratMate
carat_mate
@carat_mate

Shop

Diamonds
Gemstones
Diamond rings
Women’s rings
Men’s rings
Diamond bracelets
Women’s bracelets
Men’s bracelets
Wholesale melee & parcels
Wholesale melee
Wholesale stars
Wholesale inquiry
Ruby
Sapphire
Emerald
Lab-grown
Natural
Shop lab-grown
Shop natural
Loose diamonds
Engagement ring diamonds

Shop by shape

Round
Oval
Princess
Cushion
Emerald
Pear
Marquise
Radiant
Asscher
Heart

Budget & carat

Under $1,000
Under $2,000
Under $3,000
Under $4,000
Under $5,000
Under 1 carat
1+ carat
1.5+ carat
2+ carat
3+ carat
4+ carat

Learn

Guides
Coloured gemstones
Gem treatments
US diamond guides
Jewelry by state
The 4Cs guide
Size chart
Buying guide
The 4Cs
Lab-grown vs natural
About lab-grown
About natural
Certifications

Company

About Carat Mate
Careers
How it works
Request a diamond
Wholesale RFQ
FAQ
United States
Canada
United Arab Emirates
Android app
Schedule a meeting
Chat on WhatsApp

Legal

Privacy
Terms
Shipping
Returns

© 2026 Carat Mate. Ships to the United States, Canada, the UAE, London, and Australia.

Privacy
Terms
Shipping
Returns
hello@caratmate.com

ROUND 0.40 ct · Carat Mate

← Back to search

Natural

ROUND 0.40 ct

$626

$1,565 per carat

Est. delivery 11–13 business days

ColorI· Very goodClaritySI1· SlightCutEXCELLENT· SuperbLabGIA

Chat on WhatsApp

Specifications

Shape: ROUND
Carat: 0.40 ct
Color: I· Very good
Clarity: SI1· Slight
Cut: EXCELLENT· Superb
Polish: EXCELLENT· Superb
Symmetry: EXCELLENT· Superb
Fluorescence: FNT FNT· Faint · FNT
Lab: GIA

Certificate

2547262248

Type

Natural

Availability

available

Est. delivery

11–13 business days

Returns

Wrong item within 3 days (subject to review)

Advanced details

Measurements: 4.74 × 4.73 × 2.94 mm
L/W ratio: 1.00
Table: 56%
Depth %: 62%
Crown angle: 34°
Crown height: 14.5%
Pavilion angle: 41.4°
Pavilion depth: 44%
Girdle: undefined
Culet: None