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Radiant|Natural|GIA

1.81ct G SI1 Radiant Natural Diamond

EX • G/SI1 • GIA 6223818491

Certificate GIA 6223818491

Diamond specifications and retailer prices

From €5,185 EUR
$5,815 USD
As of November 1, 2026
Save €3,960 EUR (43%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €9,145 EUR at MOH London · As of November 1, 2026
View at MOH London

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 6223818491. Listed at 14 retailers as of November 1, 2026, with prices from €5,185 to €9,145, a €3,960 spread on the same certified stone. MOH London lists it at €9,145. 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
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.7°
Pavilion angle39.1°
OriginNatural
Grading LabGIA
CertificateGIA 6223818491
Dimensions6.63 × 6.55 × 4.43 mm
L/W Ratio1.01
Top View
6.63 mm6.55 mm1.81 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6223818491
Side View
Table 64.0%Crown 39.7°Girdle: ThickPavilion 39.1°Culet: NoneDepth 67.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €9,145 EUR|Low: €5,185 EUR|High: €10,216 EUR|Avg: €6,769 EUR|-9.5%
MOH London
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 14€5,185 EUR
Retailer 4€5,487 EUR
Retailer 9€5,488 EUR
Retailer 13€5,514 EUR
Retailer 12€5,850 EUR
Retailer 2€6,187 EUR
Retailer 10€6,369 EUR
Retailer 3€6,545 EUR
Retailer 5€6,571 EUR
Retailer 6€6,571 EUR
Retailer 8€6,766 EUR
Retailer 11€6,794 EUR
Retailer 7€8,062 EUR
MOH London€9,145 EUR

44 data points across 14 retailers

14 retailers€5,185 EUR to €9,145 EUR

A
Cheapest Retailer
-
€5,185 EUR
$5,815 USD
A
Retailer 2
-
€5,487 EUR
$6,154 USD
View
Final sale: no returns
A
Retailer 3
-
€5,488 EUR
$6,155 USD
View
A
Retailer 4
-
€5,514 EUR
$6,185 USD
View
A
Retailer 5
-
€5,850 EUR
$6,561 USD
View
A
Retailer 6
-
€6,187 EUR
£5,464 GBP
View
Retailer 7
-
€6,369 EUR
A$10,990 AUD
View
Price last confirmed 11 days ago
A
Retailer 8
-
€6,545 EUR
$7,341 USD
View
A
Retailer 9
-
€6,571 EUR
$7,370 USD
View
A
Retailer 10
-
€6,571 EUR
$7,370 USD
View
A
Retailer 11
-
€6,766 EUR
£5,976 GBP
View
A
Retailer 12
-
€6,794 EUR
$7,620 USD
View
B+
Retailer 13
-
€8,062 EUR
ZAR 146,080 ZAR
View
Most Expensive
B+
MOH London
D052638C8 · Nov 1
€9,145 EUR
£8,076 GBP
View
13 more retailers have this diamond
Prices start from €5,185 EURSave up to €3,960 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
1.81ct Radiant
€5,185 EUR