Radiant|Natural|GIA

1.81ct G SI1 Radiant Natural Diamond

EX • G/SI1 • GIA 2504516993

Certificate GIA 2504516993

Diamond specifications and retailer prices

From $9,254 USD
As of October 31, 2026
Save $3,123 USD (25%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $12,377 USD at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 1.81ct natural radiant diamond

This 1.81ct natural radiant sits in the one-and-a-half to two carat band, graded G 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 2504516993. Listed at 7 retailers as of October 31, 2026, with prices from $9,254 to $12,377, a $3,123 spread on the same certified stone. 77 Diamonds lists it at $12,377. 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

1.81
Carat
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2504516993
Dimensions7.55 × 6.00 × 4.12 mm
L/W Ratio1.26
Top View
7.55 mm6.00 mm1.81 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2504516993
Side View
Table 68.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.7%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $12,377 USD|Low: $9,165 USD|High: $12,451 USD|Avg: $10,729 USD|+1.8%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$9,254 USD
Retailer 5$10,161 USD
Retailer 3$10,272 USD
Retailer 2$11,885 USD
77 Diamonds$12,377 USD

33 data points across 5 retailers

7 retailers$9,254 USD to $12,377 USD

B+
Cheapest Retailer
-
$9,254 USD
B+
Retailer 2
-
$10,004 USD
A$15,390 AUD
View
B+
Retailer 3
-
$10,161 USD
View
B+
Retailer 4
-
$10,272 USD
View
Final sale: no returns
B
Retailer 5
-
$11,885 USD
View
Retailer 6
-
$11,885 USD
View
Price last confirmed 27 days ago
Most Expensive
B
77 Diamonds
RADZQ5YANYTH · Nov 2
$12,377 USD
£9,745 GBP
View
6 more retailers have this diamond
Prices start from $9,254 USDSave up to $3,123 USD

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+
1.81ct Radiant
$9,254 USD