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Oval|Lab Grown|IGI

3.98ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG803686342

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG803686342

Diamond specifications and retailer prices

From $1,111 SGD
$869 USD
As of October 29, 2026
Save $8,490 SGD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,601 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.98ct lab-grown oval diamond

This 3.98ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG803686342 or 803686342. Listed at 12 retailers as of October 29, 2026, with prices from $1,111 to $9,601, a $8,490 spread on the same certified stone. Do Amore Diamonds lists it at $9,601. 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

3.98
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803686342
Dimensions12.78 × 8.80 × 5.55 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.78 mm8.80 mm3.98 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803686342
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.1%

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 29
Current: $9,601 SGD|Low: $619 SGD|High: $12,247 SGD|Avg: $3,650 SGD
Do Amore 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
October 31, 2026
Retailer 4$619 SGD
Retailer 14$1,111 SGD
Retailer 16$1,244 SGD
Retailer 3$1,599 SGD
Retailer 7$1,723 SGD
Retailer 15$2,070 SGD
Retailer 11$2,071 SGD
Retailer 17$2,327 SGD
Retailer 13$2,962 SGD
Retailer 2$3,212 SGD
Retailer 6$3,389 SGD
Retailer 9$3,412 SGD
Retailer 5$3,684 SGD
Retailer 12$4,666 SGD
Retailer 10$4,850 SGD
Do Amore Diamonds$9,601 SGD
Retailer 8$12,247 SGD

27 data points across 17 retailers

12 retailers$1,111 SGD to $9,601 SGD

A
Cheapest Retailer
-
$1,111 SGD
$869 USD
A
Retailer 2
-
$1,208 SGD
$945 USD
View
A
Retailer 3
-
$1,244 SGD
$973 USD
View
Final sale: no returns
A
Retailer 4
-
$2,070 SGD
$1,619 USD
View
B+
Retailer 5
-
$2,071 SGD
$1,620 USD
View
B+
Retailer 6
-
$2,327 SGD
$1,820 USD
View
B+
Retailer 7
-
$2,962 SGD
$2,317 USD
View
B+
Retailer 8
-
$3,212 SGD
A$3,865 AUD
View
B
Retailer 9
-
$3,999 SGD
$3,128 USD
View
B+
Retailer 10
-
$4,666 SGD
$3,650 USD
View
B
Retailer 11
-
$4,850 SGD
£2,987 GBP
View
Most Expensive
B
Do Amore Diamonds
7-1792613 · Oct 31
$9,601 SGD
$7,510 USD
View
11 more retailers have this diamond
Prices start from $1,111 SGDSave up to $8,490 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
3.98ct Oval
$1,111 SGD