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Radiant|Lab Grown|IGI

1.71ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG739586743

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

Certificate IGI LG739586743

Diamond specifications and retailer prices

From $388 SGD
$303 USD
As of October 27, 2026
Save $3,059 SGD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,448 SGD at Do Amore Diamonds · As of October 29, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG739586743 or 739586743. Listed at 23 retailers as of October 27, 2026, with prices from $388 to $3,448, a $3,059 spread on the same certified stone. Do Amore Diamonds lists it at $3,448. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle57.7°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739586743
Dimensions8.49 × 5.87 × 3.92 mm
L/W Ratio1.45
Culet sizePointed
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
8.49 mm5.87 mm1.71 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739586743
Side View
Table 67.0%Crown 57.7°Girdle: MediumPavilion 37.8°Culet: NoneDepth 66.8%

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 27
Current: $3,448 SGD|Low: $373 SGD|High: $3,448 SGD|Avg: $1,433 SGD
Do Amore Diamonds
Retailer 2
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Retailer 20
October 29, 2026
Retailer 19$388 SGD
Retailer 7$434 SGD
Retailer 20$482 SGD
Retailer 10$673 SGD
Retailer 16$679 SGD
Retailer 6$788 SGD
Retailer 4$824 SGD
Retailer 15$914 SGD
Retailer 2$950 SGD
Retailer 14$1,240 SGD
Retailer 18$1,480 SGD
Retailer 5$1,710 SGD
Retailer 3$1,852 SGD
Retailer 12$1,915 SGD
Retailer 8$1,946 SGD
Retailer 9$1,960 SGD
Retailer 11$2,071 SGD
Retailer 13$2,142 SGD
Retailer 17$3,313 SGD
Do Amore Diamonds$3,448 SGD

44 data points across 20 retailers

23 retailers$388 SGD to $3,448 SGD

A
Cheapest Retailer
-
$388 SGD
$303 USD
A
Retailer 2
-
$434 SGD
$339 USD
View
Final sale: no returns
A
Retailer 3
-
$451 SGD
$352 USD
View
A
Retailer 4
-
$482 SGD
$376 USD
View
A
Retailer 5
-
$482 SGD
$376 USD
View
A
Retailer 6
-
$673 SGD
HK$4,100 HKD
View
A
Retailer 7
-
$679 SGD
$530 USD
View
A
Retailer 8
-
$788 SGD
$615 USD
View
A
Retailer 9
-
$824 SGD
$643 USD
View
A
Retailer 10
-
$914 SGD
ZAR 11,520 ZAR
View
A
Retailer 11
-
$950 SGD
£584 GBP
View
A
Retailer 12
-
$1,240 SGD
A$1,488 AUD
View
A
Retailer 13
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$1,279 SGD
$998 USD
View
B+
Retailer 14
-
$1,480 SGD
$1,155 USD
View
B+
Retailer 15
-
$1,710 SGD
$1,334 USD
View
B+
Retailer 16
-
$1,852 SGD
$1,445 USD
View
B+
Retailer 17
-
$1,915 SGD
$1,494 USD
View
B+
Retailer 18
-
$1,946 SGD
$1,519 USD
View
B+
Retailer 19
-
$1,960 SGD
View
B+
Retailer 20
-
$2,071 SGD
£1,272 GBP
View
B+
Retailer 21
-
$2,142 SGD
£1,316 GBP
View
Retailer 22
-
$3,313 SGD
$2,585 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Do Amore Diamonds
27-8F0FF4B01 · Oct 29
$3,448 SGD
$2,690 USD
View
22 more retailers have this diamond
Prices start from $388 SGDSave up to $3,059 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
$388 SGD