Radiant|Natural|GIA

6.09ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 2239155191

Certificate GIA 2239155191

Diamond specifications and retailer prices

From $214,169 CAD
$153,317 USD
As of October 31, 2026
Save $49,726 CAD (19%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $263,894 CAD at 77 Diamonds · As of October 29, 2026
View at 77 Diamonds

About this 6.09ct natural radiant diamond

This 6.09ct natural radiant sits in the over five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2239155191. Listed at 7 retailers as of October 29, 2026, with prices from $214,169 to $263,894, a $49,726 spread on the same certified stone. 77 Diamonds lists it at $263,894. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

6.09
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2239155191
Dimensions12.50 × 9.17 × 6.37 mm
L/W Ratio1.36
Top View
12.50 mm9.17 mm6.09 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2239155191
Side View
Table 69.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $263,894 CAD|Low: $212,156 CAD|High: $263,894 CAD|Avg: $234,377 CAD|+1.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
October 31, 2026
Retailer 4$214,169 CAD
Retailer 2$223,876 CAD
Retailer 3$236,392 CAD
77 Diamonds$263,894 CAD

37 data points across 4 retailers

7 retailers$214,169 CAD to $263,894 CAD

B+
Cheapest Retailer
-
$214,169 CAD
$153,317 USD
B
Retailer 2
-
$216,389 CAD
$154,907 USD
View
B+
Retailer 3
-
$223,876 CAD
₹15,263,490 INR
View
B
Retailer 4
-
$228,344 CAD
$163,465 USD
View
B
Retailer 5
-
$236,392 CAD
$169,226 USD
View
Retailer 6
-
$236,392 CAD
$169,226 USD
View
Price last confirmed 16 days ago
Most Expensive
B
77 Diamonds
RADZXCHXKKPW · Oct 29
$263,894 CAD
£148,751 GBP
View
6 more retailers have this diamond
Prices start from $214,169 CADSave up to $49,726 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
6.09ct Radiant
$214,169 CAD