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Oval|Lab Grown|IGI

4.00ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG727578306

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG727578306

Diamond specifications and retailer prices

From $3,043 SGD
£1,870 GBP
As of October 30, 2026
Save $15,790 SGD (84%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $19,593 SGD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

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 LG727578306 or 727578306. Listed at 26 retailers as of October 30, 2026, with a 519% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727578306
Dimensions12.68 × 9.00 × 5.58 mm
L/W Ratio1.41
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
12.68 mm9.00 mm4.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727578306
Side View
Table 60.0%Crown 35.3°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $19,593 SGD|Low: $3,043 SGD|High: $19,630 SGD|Avg: $6,864 SGD|-0.2%
Novita Diamonds
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
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
October 30, 2026
Retailer 13$3,043 SGD
Retailer 19$3,140 SGD
Retailer 11$3,417 SGD
Retailer 2$3,517 SGD
Retailer 24$3,643 SGD
Retailer 23$3,799 SGD
Retailer 21$3,852 SGD
Retailer 3$4,462 SGD
Retailer 18$4,918 SGD
Retailer 7$5,008 SGD
Retailer 16$5,698 SGD
Retailer 17$5,832 SGD
Retailer 14$6,173 SGD
Retailer 5$6,480 SGD
Retailer 10$6,915 SGD
Retailer 20$7,755 SGD
Retailer 15$8,333 SGD
Retailer 12$9,727 SGD
Retailer 22$9,806 SGD
Retailer 8$10,235 SGD
Retailer 6$12,715 SGD
Retailer 9$12,896 SGD
Retailer 4$18,833 SGD
Novita Diamonds$19,593 SGD

26 data points across 24 retailers

26 retailers$3,043 SGD to $18,833 SGD

A+
Cheapest Retailer
-
$3,043 SGD
£1,870 GBP
A
Retailer 2
-
$3,140 SGD
$2,450 USD
View
A
Retailer 3
-
$3,417 SGD
$2,666 USD
View
A
Retailer 4
-
$3,517 SGD
$2,744 USD
View
Final sale: no returns
A
Retailer 5
-
$3,643 SGD
$2,842 USD
View
A
Retailer 6
-
$3,799 SGD
$2,964 USD
View
A
Retailer 7
-
$3,852 SGD
$3,005 USD
View
A
Retailer 8
-
$4,462 SGD
HK$27,200 HKD
View
A
Retailer 9
-
$4,918 SGD
£3,022 GBP
View
A
Retailer 10
-
$5,008 SGD
$3,907 USD
View
A
Retailer 11
-
$5,698 SGD
$4,446 USD
View
A
Retailer 12
-
$5,832 SGD
$4,550 USD
View
A
Retailer 13
-
$6,173 SGD
€4,587 EUR
View
A
Retailer 14
-
$6,480 SGD
$5,056 USD
View
A
Retailer 15
-
$6,915 SGD
£4,248 GBP
View
A
Retailer 16
-
$7,755 SGD
ZAR 97,746 ZAR
View
Retailer 17
-
$8,333 SGD
A$10,002 AUD
View
Price last confirmed 7 days ago
B+
Retailer 18
-
$9,727 SGD
$7,589 USD
View
B+
Retailer 19
-
$9,806 SGD
£6,024 GBP
View
B+
Retailer 20
-
$10,151 SGD
$7,920 USD
View
B+
Retailer 21
-
$10,235 SGD
$7,985 USD
View
B
Retailer 22
-
$12,715 SGD
$9,921 USD
View
B
Retailer 23
-
$12,896 SGD
View
B
Retailer 24
-
$16,739 SGD
$13,060 USD
View
B
Retailer 25
-
$18,833 SGD
$14,694 USD
View
Most Expensive
Novita Diamonds
cert_727578306 · Oct 8
$19,593 SGD
A$23,518 AUD
View
Price last confirmed 21 days ago
25 more retailers have this diamond
Prices start from $3,043 SGDSave up to $15,790 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
$3,043 SGD