Radiant|Natural|GIA

0.81ct I SI1 Radiant Natural Diamond

ID • I/SI1 • GIA 2477454934

Certificate GIA 2477454934

Diamond specifications and retailer prices

From $1,219 USD
As of November 2, 2026
Save $2,005 USD (62%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,224 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.81ct natural radiant diamond

This 0.81ct natural radiant sits in the just-under-one-carat band, graded I 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 2477454934. Listed at 13 retailers as of October 30, 2026, with prices from $1,219 to $3,224, a $2,005 spread on the same certified stone. NZ Jewellers lists it at $3,224. 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

0.81
Carat
I
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2477454934
Dimensions5.71 × 4.68 × 3.29 mm
L/W Ratio1.22
Top View
5.71 mm4.68 mm0.81 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2477454934
Side View
Table 65.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 70.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $3,224 USD|Low: $1,219 USD|High: $3,224 USD|Avg: $1,660 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 4$1,219 USD
Retailer 6$1,225 USD
Retailer 3$1,275 USD
Retailer 11$1,322 USD
Retailer 13$1,322 USD
Retailer 14$1,383 USD
Retailer 5$1,417 USD
Retailer 7$1,510 USD
Retailer 12$1,525 USD
Retailer 2$1,667 USD
Retailer 9$1,844 USD
Retailer 10$1,955 USD
Retailer 8$2,421 USD
NZ Jewellers$3,224 USD

21 data points across 14 retailers

13 retailers$1,219 USD to $3,224 USD

A
Cheapest Retailer
-
$1,219 USD
Final sale: no returns
A
Retailer 2
-
$1,275 USD
View
B+
Retailer 3
-
$1,322 USD
View
B+
Retailer 4
-
$1,322 USD
View
B+
Retailer 5
-
$1,383 USD
View
B+
Retailer 6
-
$1,471 USD
€1,401 EUR
View
B+
Retailer 7
-
$1,510 USD
£1,189 GBP
View
B+
Retailer 8
-
$1,525 USD
View
B+
Retailer 9
-
$1,667 USD
£1,312 GBP
View
B+
Retailer 10
-
$1,844 USD
€1,756 EUR
View
B+
Retailer 11
-
$1,955 USD
ZAR 31,586 ZAR
View
B
Retailer 12
-
$2,421 USD
£1,906 GBP
View
Most Expensive
B
NZ Jewellers
3caa7b0d-4bb0-44a6-946c-3c07eed31b8a · Oct 30
$3,224 USD
View
12 more retailers have this diamond
Prices start from $1,219 USDSave up to $2,005 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.

A
0.81ct Radiant
$1,219 USD