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Round|Lab Grown|IGI

4.26ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG711516896

Shape and cutting style on the report: Round brilliant

Certificate IGI LG711516896

Diamond specifications and retailer prices

From $2,446 SGD
$1,913 USD
As of October 29, 2026
Save $24,247 SGD (91%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $26,693 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.26ct lab-grown round diamond

This 4.26ct lab-grown round 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 LG711516896 or 711516896. Listed at 27 retailers as of October 29, 2026, with prices from $2,446 to $26,693, a $24,247 spread on the same certified stone. Brilliant Earth lists it at $26,693. 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

4.26
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG711516896
Dimensions10.43 × 10.39 × 6.43 mm
L/W Ratio1.00
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
10.43 mm10.39 mm4.26 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG711516896
Side View
Table 56.0%Crown 34.4°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.7%

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: $26,693 SGD|Low: $2,660 SGD|High: $30,567 SGD|Avg: $7,923 SGD|-12.7%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 18$2,660 SGD
Retailer 8$2,738 SGD
Retailer 15$3,049 SGD
Retailer 7$3,176 SGD
Retailer 4$3,985 SGD
Retailer 2$4,291 SGD
Retailer 19$4,657 SGD
Retailer 14$4,736 SGD
Retailer 3$4,747 SGD
Retailer 12$6,664 SGD
Retailer 16$6,718 SGD
Retailer 17$7,837 SGD
Retailer 5$8,021 SGD
Retailer 10$8,213 SGD
Retailer 13$8,540 SGD
Retailer 11$10,948 SGD
Retailer 9$14,589 SGD
Retailer 6$16,824 SGD
Brilliant Earth$26,693 SGD

40 data points across 19 retailers

27 retailers$2,446 SGD to $26,693 SGD

A
Cheapest Retailer
-
$2,446 SGD
$1,913 USD
A
Retailer 2
-
$2,660 SGD
$2,081 USD
View
A
Retailer 3
-
$2,738 SGD
$2,142 USD
View
Final sale: no returns
A
Retailer 4
-
$2,837 SGD
$2,219 USD
View
A
Retailer 5
-
$3,049 SGD
$2,385 USD
View
Retailer 6
-
$3,138 SGD
$2,455 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
$3,176 SGD
$2,484 USD
View
A
Retailer 8
-
$3,985 SGD
$3,117 USD
View
A
Retailer 9
-
$4,291 SGD
£2,643 GBP
View
A
Retailer 10
-
$4,303 SGD
$3,366 USD
View
A
Retailer 11
-
$4,657 SGD
$3,643 USD
View
A
Retailer 12
-
$4,736 SGD
€3,528 EUR
View
A
Retailer 13
-
$4,747 SGD
$3,713 USD
View
A
Retailer 14
-
$6,664 SGD
ZAR 84,214 ZAR
View
Retailer 15
-
$6,718 SGD
A$8,085 AUD
View
Price last confirmed 8 days ago
A
Retailer 16
-
$7,196 SGD
$5,629 USD
View
Retailer 17
-
$7,837 SGD
$6,130 USD
View
Price last confirmed 10 days ago
B+
Retailer 18
-
$8,021 SGD
$6,274 USD
View
B+
Retailer 19
-
$8,213 SGD
$6,424 USD
View
B+
Retailer 20
-
$8,540 SGD
£5,260 GBP
View
B+
Retailer 21
-
$10,948 SGD
$8,564 USD
View
B+
Retailer 22
-
$12,733 SGD
$9,960 USD
View
B
Retailer 23
-
$14,589 SGD
$11,412 USD
View
B
Retailer 24
-
$16,824 SGD
$13,160 USD
View
B
Retailer 25
-
$23,932 SGD
$18,720 USD
View
B
Retailer 26
-
$23,932 SGD
$18,720 USD
View
Most Expensive
B
Brilliant Earth
16521058A · Oct 30
$26,693 SGD
$20,880 USD
View
26 more retailers have this diamond
Prices start from $2,446 SGDSave up to $24,247 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
4.26ct Round
$2,446 SGD