Radiant|Natural|GIA

0.80ct J SI1 Radiant Natural Diamond

ID • J/SI1 • GIA 2426519604

Certificate GIA 2426519604

Diamond specifications and retailer prices

From $896 USD
HK$7,000 HKD
As of October 30, 2026
Save $2,053 USD (70%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,949 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.8ct natural radiant diamond

This 0.8ct natural radiant sits in the just-under-one-carat band, graded J 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 2426519604. Listed at 19 retailers as of October 30, 2026, with prices from $896 to $2,949, a $2,053 spread on the same certified stone. NZ Jewellers lists it at $2,949. 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

0.80
Carat
J
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2426519604
Dimensions6.41 × 4.43 × 3.01 mm
L/W Ratio1.45
Top View
6.41 mm4.43 mm0.80 ctJ / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2426519604
Side View
Table 66.0%CrownGirdlePavilionCulet: NoneDepth 68.0%

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: Oct 30
Current: $2,949 USD|Low: $896 USD|High: $2,949 USD|Avg: $1,445 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
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 6$896 USD
Retailer 7$1,052 USD
Retailer 8$1,110 USD
Retailer 3$1,116 USD
Retailer 15$1,209 USD
Retailer 16$1,209 USD
Retailer 14$1,256 USD
Retailer 4$1,261 USD
Retailer 5$1,335 USD
Retailer 9$1,344 USD
Retailer 2$1,380 USD
Retailer 17$1,395 USD
Retailer 12$1,529 USD
Retailer 10$1,692 USD
Retailer 11$1,788 USD
Retailer 13$2,217 USD
NZ Jewellers$2,949 USD

26 data points across 17 retailers

19 retailers$896 USD to $2,949 USD

A
Cheapest Retailer
-
$896 USD
HK$7,000 HKD
B+
Retailer 2
-
$1,110 USD
View
B+
Retailer 3
-
$1,116 USD
View
Final sale: no returns
B+
Retailer 4
-
$1,159 USD
View
B+
Retailer 5
-
$1,209 USD
View
B+
Retailer 6
-
$1,209 USD
View
B+
Retailer 7
-
$1,250 USD
SGD 1,689 SGD
View
B+
Retailer 8
-
$1,256 USD
View
B+
Retailer 9
-
$1,261 USD
View
B+
Retailer 10
-
$1,335 USD
View
B
Retailer 11
-
$1,344 USD
View
B
Retailer 12
-
$1,380 USD
£1,086 GBP
View
B
Retailer 13
-
$1,395 USD
View
B+
Retailer 14
-
$1,529 USD
£1,204 GBP
View
B
Retailer 15
-
$1,531 USD
View
B
Retailer 16
-
$1,692 USD
€1,611 EUR
View
B
Retailer 17
-
$1,788 USD
ZAR 28,892 ZAR
View
B
Retailer 18
-
$2,217 USD
£1,746 GBP
View
Most Expensive
B
NZ Jewellers
adebee80-091a-4016-97bf-ebdc241404ca · Oct 30
$2,949 USD
View
18 more retailers have this diamond
Prices start from $896 USDSave up to $2,053 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
0.80ct Radiant
$896 USD