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Radiant|Natural|GIA

0.80ct J SI1 Radiant Natural Diamond

ID • J/SI1 • GIA 2426519604

Certificate GIA 2426519604

Diamond specifications and retailer prices

From €799 EUR
HK$7,000 HKD
As of November 1, 2026
Save €1,830 EUR (70%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €2,629 EUR 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 €799 to €2,629, a €1,830 spread on the same certified stone. NZ Jewellers lists it at €2,629. 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
Colour
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: Nov 1
Current: €2,629 EUR|Low: €799 EUR|High: €2,629 EUR|Avg: €1,288 EUR
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 2, 2026
Retailer 6€799 EUR
Retailer 7€938 EUR
Retailer 8€990 EUR
Retailer 3€995 EUR
Retailer 15€1,078 EUR
Retailer 16€1,078 EUR
Retailer 14€1,120 EUR
Retailer 4€1,124 EUR
Retailer 5€1,190 EUR
Retailer 9€1,198 EUR
Retailer 11€1,230 EUR
Retailer 17€1,244 EUR
Retailer 2€1,359 EUR
Retailer 10€1,507 EUR
Retailer 13€1,595 EUR
Retailer 12€1,975 EUR
NZ Jewellers€2,629 EUR

27 data points across 17 retailers

19 retailers€799 EUR to €2,629 EUR

A
Cheapest Retailer
-
€799 EUR
HK$7,000 HKD
B+
Retailer 2
-
€990 EUR
$1,110 USD
View
B+
Retailer 3
-
€995 EUR
$1,116 USD
View
Final sale: no returns
B+
Retailer 4
-
€1,033 EUR
$1,159 USD
View
B+
Retailer 5
-
€1,078 EUR
$1,209 USD
View
B+
Retailer 6
-
€1,078 EUR
$1,209 USD
View
B+
Retailer 7
-
€1,114 EUR
SGD 1,689 SGD
View
B+
Retailer 8
-
€1,120 EUR
$1,256 USD
View
B+
Retailer 9
-
€1,124 EUR
$1,261 USD
View
B+
Retailer 10
-
€1,190 EUR
$1,335 USD
View
B
Retailer 11
-
€1,198 EUR
$1,344 USD
View
B
Retailer 12
-
€1,230 EUR
£1,086 GBP
View
B
Retailer 13
-
€1,244 EUR
$1,395 USD
View
B+
Retailer 14
-
€1,359 EUR
£1,200 GBP
View
B
Retailer 15
-
€1,365 EUR
$1,531 USD
View
B
Retailer 16
-
€1,507 EUR
View
B
Retailer 17
-
€1,595 EUR
ZAR 28,892 ZAR
View
B
Retailer 18
-
€1,975 EUR
£1,744 GBP
View
Most Expensive
B
NZ Jewellers
adebee80-091a-4016-97bf-ebdc241404ca · Oct 30
€2,629 EUR
$2,949 USD
View
18 more retailers have this diamond
Prices start from €799 EURSave up to €1,830 EUR

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
€799 EUR