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Oval|Lab Grown|IGI

4.20ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG772689664

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG772689664

Diamond specifications and retailer prices

From $22,559 SGD
A$27,148 AUD
As of November 1, 2026
2 retailers carry this diamond
Most expensive: $22,559 SGD at Novita Diamonds
View at Novita Diamonds

About this 4.2ct lab-grown oval diamond

This 4.2ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG772689664 or 772689664. Listed at 2 retailers as of November 1, 2026. 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

4.20
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772689664
Dimensions12.79 × 9.13 × 5.58 mm
L/W Ratio1.40
Girdle conditionFaceted
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
12.79 mm9.13 mm4.20 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772689664
Side View
Table 57.0%Crown 36.7°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 61.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: $22,559 SGD|Low: $3,021 SGD|High: $27,166 SGD|Avg: $9,820 SGD|+9.9%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
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Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 19
November 1, 2026
Retailer 6$3,136 SGD
Retailer 14$3,260 SGD
Retailer 16$3,356 SGD
Retailer 19$3,541 SGD
Retailer 18$3,688 SGD
Retailer 3$4,628 SGD
Retailer 5$5,449 SGD
Retailer 4$5,457 SGD
Retailer 15$5,977 SGD
Retailer 11$6,743 SGD
Retailer 12$8,229 SGD
Retailer 13$9,508 SGD
Retailer 2$10,397 SGD
Retailer 9$11,111 SGD
Retailer 8$13,035 SGD
Retailer 10$16,265 SGD
Retailer 17$20,621 SGD
Novita Diamonds$22,559 SGD
Retailer 7$27,166 SGD

11 data points across 19 retailers

2 retailers

Retailer 1
-
$5,273 SGD
$4,125 USD
Price last confirmed 34 days ago
Most Expensive
B
Novita Diamonds
cert_772689664 · Nov 1
$22,559 SGD
A$27,148 AUD
View
1 more retailer has this diamond

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.

B
4.20ct Oval
$22,559 SGD