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Round|Lab Grown|IGI

3.50ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG831616987

Shape and cutting style on the report: Round brilliant

Certificate IGI LG831616987

Diamond specifications and retailer prices

From $965 SGD
$753 USD
As of October 27, 2026
Save $3,252 SGD (77%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $11,638 SGD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 3.5ct lab-grown round diamond

This 3.5ct lab-grown round 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 LG831616987 or 831616987. Listed at 20 retailers as of October 26, 2026, with a 337% 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

3.50
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831616987
Dimensions9.66 × 9.71 × 6.05 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.66 mm9.71 mm3.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831616987
Side View
Table 56.0%Crown 35.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.5%

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 27
Current: $11,638 SGD|Low: $934 SGD|High: $11,997 SGD|Avg: $3,298 SGD|-3.0%
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
October 27, 2026
Retailer 5$965 SGD
Retailer 16$1,375 SGD
Retailer 9$1,585 SGD
Retailer 10$1,615 SGD
Retailer 6$1,629 SGD
Retailer 2$1,741 SGD
Retailer 13$2,271 SGD
Retailer 12$2,300 SGD
Retailer 3$2,310 SGD
Retailer 14$2,554 SGD
Retailer 8$3,411 SGD
Retailer 4$3,449 SGD
Retailer 7$3,462 SGD
Retailer 11$4,218 SGD
Retailer 15$4,960 SGD
Brilliant Earth$11,638 SGD

38 data points across 16 retailers

20 retailers$965 SGD to $4,218 SGD

A
Retailer 1
-
$834 SGD
$651 USD
Price last confirmed 37 days ago
A
Retailer 2
-
$909 SGD
$709 USD
View
Price last confirmed 36 days ago
A
Retailer 3
-
$955 SGD
$745 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$965 SGD
$753 USD
View
Final sale: no returns
A
Retailer 5
-
$1,375 SGD
£845 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
$1,585 SGD
£974 GBP
View
A
Retailer 7
-
$1,615 SGD
$1,260 USD
View
A
Retailer 8
-
$1,629 SGD
$1,271 USD
View
A
Retailer 9
-
$1,741 SGD
€1,294 EUR
View
B+
Retailer 10
-
$2,271 SGD
A$2,726 AUD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$2,300 SGD
ZAR 28,990 ZAR
View
B+
Retailer 12
-
$2,310 SGD
$1,802 USD
View
B+
Retailer 13
-
$2,554 SGD
$1,993 USD
View
B+
Retailer 14
-
$2,722 SGD
$2,124 USD
View
Price last confirmed 32 days ago
B
Retailer 15
-
$3,411 SGD
$2,661 USD
View
B
Retailer 16
-
$3,449 SGD
$2,691 USD
View
B
Retailer 17
-
$3,462 SGD
$2,701 USD
View
B
Retailer 18
-
$4,218 SGD
£2,591 GBP
View
B
Retailer 19
-
$4,960 SGD
$3,870 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21300317A · Oct 26
$11,638 SGD
$9,080 USD
View
Price under review
19 more retailers have this diamond
Prices start from $965 SGDSave up to $3,252 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
3.50ct Round
$965 SGD