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Radiant|Lab Grown|IGI

1.71ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG818654487

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG818654487

Diamond specifications and retailer prices

From $745 SGD
$583 USD
As of October 30, 2026
Save $5,877 SGD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,622 SGD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown radiant diamond

This 1.71ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818654487 or 818654487. Listed at 12 retailers as of October 30, 2026, with prices from $745 to $6,622, a $5,877 spread on the same certified stone. Do Amore Diamonds lists it at $6,622. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654487
Dimensions8.71 × 5.86 × 3.83 mm
L/W Ratio1.49
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.71 mm5.86 mm1.71 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654487
Side View
Table 63.0%Crown 44.4°Girdle: MED-STKPavilion 31.9°Culet: NoneDepth 65.4%

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: Oct 30
Current: $6,622 SGD|Low: $745 SGD|High: $8,489 SGD|Avg: $3,567 SGD|-15.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 7$745 SGD
Retailer 11$835 SGD
Retailer 3$1,112 SGD
Retailer 4$1,379 SGD
Retailer 8$1,420 SGD
Retailer 12$1,632 SGD
Retailer 9$2,293 SGD
Retailer 10$2,683 SGD
Retailer 6$4,043 SGD
Retailer 5$4,120 SGD
Retailer 2$4,858 SGD
Retailer 13$5,184 SGD
Do Amore Diamonds$6,622 SGD

30 data points across 13 retailers

12 retailers$745 SGD to $6,622 SGD

A
Cheapest Retailer
-
$745 SGD
$583 USD
A
Retailer 2
-
$835 SGD
$653 USD
View
A
Retailer 3
-
$1,112 SGD
$870 USD
View
A
Retailer 4
-
$1,379 SGD
$1,079 USD
View
A
Retailer 5
-
$1,420 SGD
$1,111 USD
View
Retailer 6
-
$1,632 SGD
€1,216 EUR
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$2,293 SGD
$1,794 USD
View
B+
Retailer 8
-
$2,683 SGD
$2,099 USD
View
B
Retailer 9
-
$4,043 SGD
£2,490 GBP
View
B
Retailer 10
-
$4,858 SGD
$3,800 USD
View
B
Retailer 11
-
$5,184 SGD
$4,055 USD
View
Most Expensive
B
Do Amore Diamonds
27-D7290C018 · Oct 30
$6,622 SGD
$5,180 USD
View
11 more retailers have this diamond
Prices start from $745 SGDSave up to $5,877 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
1.71ct Radiant
$745 SGD