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Radiant|Lab Grown|IGI

12.60ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG717520590

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

Certificate IGI LG717520590

Diamond specifications and retailer prices

From $4,786 SGD
$3,744 USD
As of October 29, 2026
Save $12,176 SGD (72%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $16,962 SGD at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

About this 12.6ct lab-grown radiant diamond

This 12.6ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG717520590 or 717520590. Listed at 15 retailers as of October 27, 2026, with prices from $4,786 to $16,962, a $12,176 spread on the same certified stone. Taylor and Hart lists it at $16,962. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

12.60
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle30.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717520590
Dimensions17.13 × 11.55 × 7.25 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.13 mm11.55 mm12.60 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717520590
Side View
Table 69.0%Crown 38.3°Girdle: MediumPavilion 30.5°Culet: NoneDepth 62.8%

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 29
Current: $7,674 SGD|Low: $3,402 SGD|High: $16,962 SGD|Avg: $9,215 SGD|+4.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 29, 2026
Retailer 3$4,786 SGD
Retailer 4$4,894 SGD
Retailer 5$6,589 SGD
Retailer 9$6,838 SGD
Retailer 6$6,839 SGD
Retailer 12$7,384 SGD
Retailer 1$7,674 SGD
Retailer 2$7,695 SGD
Retailer 7$9,254 SGD
Retailer 10$12,367 SGD
Retailer 11$12,412 SGD
Retailer 8$14,262 SGD
Taylor and Hart$16,962 SGD

41 data points across 13 retailers

15 retailers$4,786 SGD to $16,962 SGD

Retailer 1
-
$4,050 SGD
$3,168 USD
Price last confirmed 27 days ago
A
Retailer 2
-
$4,786 SGD
$3,744 USD
View
Final sale: no returns
Retailer 3
-
$4,894 SGD
$3,828 USD
View
Price last confirmed 27 days ago
Retailer 4
-
$4,894 SGD
$3,828 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
$6,589 SGD
£4,058 GBP
View
A
Retailer 6
-
$6,838 SGD
$5,349 USD
View
A
Retailer 7
-
$6,839 SGD
$5,350 USD
View
B+
Retailer 8
-
$7,384 SGD
£4,548 GBP
View
B+
Retailer 9
-
$7,674 SGD
ZAR 96,972 ZAR
View
A
Retailer 10
-
$7,695 SGD
$6,019 USD
View
Retailer 11
-
$9,254 SGD
A$11,137 AUD
View
Price last confirmed 9 days ago
B
Retailer 12
-
$12,367 SGD
$9,674 USD
View
B+
Retailer 13
-
$12,412 SGD
$9,709 USD
View
B
Retailer 14
-
$14,262 SGD
$11,156 USD
View
Most Expensive
B
Taylor and Hart
W8G0RC3 · Oct 27
$16,962 SGD
$13,268 USD
View
14 more retailers have this diamond
Prices start from $4,786 SGDSave up to $12,176 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
12.60ct Radiant
$4,786 SGD