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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 $7,434 SGD
$5,815 USD
As of November 1, 2026
Save $5,678 SGD (43%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $13,112 SGD 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 $7,434 to $13,112, a $5,678 spread on the same certified stone. MOH London lists it at $13,112. 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

How it works →
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: $13,112 SGD|Low: $7,434 SGD|High: $14,648 SGD|Avg: $9,706 SGD|-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$7,434 SGD
Retailer 4$7,867 SGD
Retailer 9$7,869 SGD
Retailer 13$7,907 SGD
Retailer 12$8,388 SGD
Retailer 2$8,872 SGD
Retailer 10$9,132 SGD
Retailer 3$9,384 SGD
Retailer 5$9,422 SGD
Retailer 6$9,422 SGD
Retailer 8$9,702 SGD
Retailer 11$9,741 SGD
Retailer 7$11,560 SGD
MOH London$13,112 SGD

44 data points across 14 retailers

14 retailers$7,434 SGD to $13,112 SGD

A
Cheapest Retailer
-
$7,434 SGD
$5,815 USD
A
Retailer 2
-
$7,867 SGD
$6,154 USD
View
Final sale: no returns
A
Retailer 3
-
$7,869 SGD
$6,155 USD
View
A
Retailer 4
-
$7,907 SGD
$6,185 USD
View
A
Retailer 5
-
$8,388 SGD
$6,561 USD
View
A
Retailer 6
-
$8,872 SGD
£5,464 GBP
View
Retailer 7
-
$9,132 SGD
A$10,990 AUD
View
Price last confirmed 11 days ago
A
Retailer 8
-
$9,384 SGD
$7,341 USD
View
A
Retailer 9
-
$9,422 SGD
$7,370 USD
View
A
Retailer 10
-
$9,422 SGD
$7,370 USD
View
A
Retailer 11
-
$9,702 SGD
£5,976 GBP
View
A
Retailer 12
-
$9,741 SGD
$7,620 USD
View
B+
Retailer 13
-
$11,560 SGD
ZAR 146,080 ZAR
View
Most Expensive
B+
MOH London
D052638C8 · Nov 1
$13,112 SGD
£8,076 GBP
View
13 more retailers have this diamond
Prices start from $7,434 SGDSave up to $5,678 SGD

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
$7,434 SGD