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Oval|Lab Grown|IGI

4.00ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG789621375

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG789621375

Diamond specifications and retailer prices

From $3,196 SGD
£1,968 GBP
As of October 30, 2026
Save $21,899 SGD (87%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $25,095 SGD at Brilliant Earth · As of October 24, 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 LG789621375 or 789621375. Listed at 28 retailers as of October 24, 2026, with prices from $3,196 to $25,095, a $21,899 spread on the same certified stone. Brilliant Earth lists it at $25,095. 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 angle31.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG789621375
Dimensions13.42 × 8.96 × 5.38 mm
L/W Ratio1.50
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
13.42 mm8.96 mm4.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG789621375
Side View
Table 59.0%Crown 31.7°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
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: $25,095 SGD|Low: $3,185 SGD|High: $25,095 SGD|Avg: $8,017 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 10
Retailer 11
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Retailer 17
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Retailer 19
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Retailer 24
Retailer 25
October 30, 2026
Retailer 2$3,196 SGD
Retailer 14$3,298 SGD
Retailer 5$3,346 SGD
Retailer 17$3,588 SGD
Retailer 23$3,637 SGD
Retailer 22$3,675 SGD
Retailer 15$3,825 SGD
Retailer 4$4,516 SGD
Retailer 3$4,938 SGD
Retailer 13$5,166 SGD
Retailer 12$5,258 SGD
Retailer 25$5,312 SGD
Retailer 9$5,960 SGD
Retailer 16$7,248 SGD
Retailer 11$7,467 SGD
Retailer 21$7,837 SGD
Retailer 19$8,143 SGD
Retailer 10$8,209 SGD
Retailer 7$9,253 SGD
Retailer 6$9,647 SGD
Retailer 20$10,297 SGD
Retailer 8$13,079 SGD
Retailer 18$13,343 SGD
Retailer 24$20,557 SGD
Brilliant Earth$25,095 SGD

27 data points across 25 retailers

28 retailers$3,196 SGD to $25,095 SGD

A
Cheapest Retailer
-
$3,196 SGD
£1,968 GBP
Retailer 2
-
$3,298 SGD
$2,580 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$3,346 SGD
$2,617 USD
View
Final sale: no returns
Retailer 4
-
$3,588 SGD
$2,807 USD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$3,637 SGD
$2,845 USD
View
A
Retailer 6
-
$3,675 SGD
$2,875 USD
View
Retailer 7
-
$3,825 SGD
$2,992 USD
View
Price last confirmed 9 days ago
Retailer 8
-
$4,256 SGD
$3,329 USD
View
Price last confirmed 17 days ago
A
Retailer 9
-
$4,516 SGD
HK$27,600 HKD
View
A
Retailer 10
-
$4,938 SGD
$3,863 USD
View
A
Retailer 11
-
$5,166 SGD
£3,182 GBP
View
Retailer 12
-
$5,258 SGD
$4,113 USD
View
Price last confirmed 8 days ago
A
Retailer 13
-
$5,312 SGD
$4,155 USD
View
Retailer 14
-
$5,960 SGD
$4,662 USD
View
Price last confirmed 7 days ago
B+
Retailer 15
-
$7,248 SGD
£4,464 GBP
View
B+
Retailer 16
-
$7,837 SGD
$6,130 USD
View
B+
Retailer 17
-
$8,143 SGD
ZAR 102,899 ZAR
View
Retailer 18
-
$8,209 SGD
A$9,879 AUD
View
Price last confirmed 8 days ago
B+
Retailer 19
-
$9,253 SGD
$7,238 USD
View
B+
Retailer 20
-
$9,647 SGD
$7,546 USD
View
B+
Retailer 21
-
$9,942 SGD
$7,777 USD
View
B+
Retailer 22
-
$10,297 SGD
£6,342 GBP
View
Retailer 23
-
$11,397 SGD
£7,020 GBP
View
Price last confirmed 21 days ago
B
Retailer 24
-
$13,079 SGD
View
B
Retailer 25
-
$13,343 SGD
$10,437 USD
View
B
Retailer 26
-
$14,050 SGD
$10,990 USD
View
B
Retailer 27
-
$20,557 SGD
$16,080 USD
View
Most Expensive
B
Brilliant Earth
18674023A · Oct 24
$25,095 SGD
$19,630 USD
View
27 more retailers have this diamond
Prices start from $3,196 SGDSave up to $21,899 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
$3,196 SGD