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Oval|Lab Grown|IGI

4.00ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG841645925

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG841645925

Diamond specifications and retailer prices

From $3,448 SGD
£2,118 GBP
As of October 30, 2026
Save $21,712 SGD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $25,160 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4ct lab-grown oval diamond

This 4ct 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 LG841645925 or 841645925. Listed at 23 retailers as of October 29, 2026, with prices from $3,448 to $25,160, a $21,712 spread on the same certified stone. Brilliant Earth lists it at $25,160. 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

4.00
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841645925
Dimensions12.64 × 8.99 × 5.55 mm
L/W Ratio1.41
Girdle conditionFaceted
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
12.64 mm8.99 mm4.00 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841645925
Side View
Table 60.0%Crown 37.1°Girdle: THN-MEDPavilion 40.2°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 30
Current: $25,160 SGD|Low: $3,448 SGD|High: $25,160 SGD|Avg: $8,183 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 24
October 30, 2026
Retailer 13$3,448 SGD
Retailer 20$3,558 SGD
Retailer 6$3,899 SGD
Retailer 9$4,157 SGD
Retailer 14$4,157 SGD
Retailer 11$4,303 SGD
Retailer 8$4,364 SGD
Retailer 12$5,352 SGD
Retailer 18$5,575 SGD
Retailer 15$5,714 SGD
Retailer 5$5,973 SGD
Retailer 4$6,399 SGD
Retailer 7$6,467 SGD
Retailer 10$6,630 SGD
Retailer 21$7,110 SGD
Retailer 3$8,267 SGD
Retailer 22$8,848 SGD
Retailer 24$8,919 SGD
Retailer 16$10,515 SGD
Retailer 23$10,592 SGD
Retailer 2$11,504 SGD
Retailer 19$14,384 SGD
Retailer 17$19,593 SGD
Brilliant Earth$25,160 SGD

26 data points across 24 retailers

23 retailers$3,448 SGD to $25,160 SGD

A
Cheapest Retailer
-
$3,448 SGD
£2,118 GBP
A
Retailer 2
-
$3,558 SGD
$2,776 USD
View
A
Retailer 3
-
$3,899 SGD
$3,042 USD
View
Retailer 4
-
$4,157 SGD
$3,243 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$4,157 SGD
$3,243 USD
View
A
Retailer 6
-
$4,303 SGD
$3,357 USD
View
A
Retailer 7
-
$4,364 SGD
$3,405 USD
View
A
Retailer 8
-
$5,352 SGD
$4,176 USD
View
Final sale: no returns
A
Retailer 9
-
$5,575 SGD
£3,425 GBP
View
A
Retailer 10
-
$5,714 SGD
$4,458 USD
View
A
Retailer 11
-
$5,973 SGD
$4,660 USD
View
A
Retailer 12
-
$6,467 SGD
$5,046 USD
View
A
Retailer 13
-
$6,630 SGD
$5,173 USD
View
A
Retailer 14
-
$7,110 SGD
£4,368 GBP
View
B+
Retailer 15
-
$8,267 SGD
$6,450 USD
View
B+
Retailer 16
-
$8,848 SGD
ZAR 111,522 ZAR
View
Retailer 17
-
$8,919 SGD
A$10,706 AUD
View
Price last confirmed 7 days ago
B+
Retailer 18
-
$10,515 SGD
$8,204 USD
View
B+
Retailer 19
-
$10,592 SGD
£6,507 GBP
View
B+
Retailer 20
-
$11,504 SGD
$8,976 USD
View
B+
Retailer 21
-
$14,384 SGD
$11,223 USD
View
Retailer 22
-
$19,593 SGD
A$23,518 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
21696522A · Oct 29
$25,160 SGD
$19,630 USD
View
22 more retailers have this diamond
Prices start from $3,448 SGDSave up to $21,712 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
4.00ct Oval
$3,448 SGD