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Round|Lab Grown|IGI

3.78ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG638453534

Shape and cutting style on the report: Round brilliant

Certificate IGI LG638453534

Diamond specifications and retailer prices

From $515 SGD
$403 USD
As of October 26, 2026
Save $4,061 SGD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,577 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.78ct lab-grown round diamond

This 3.78ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638453534 or 638453534. Listed at 11 retailers as of October 26, 2026, with prices from $515 to $4,577, a $4,061 spread on the same certified stone. Do Amore Diamonds lists it at $4,577. 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

3.78
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638453534
Dimensions9.97 × 9.95 × 6.11 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.97 mm9.95 mm3.78 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638453534
Side View
Table 58.0%Crown 35.3°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.4%

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 26
Current: $4,577 SGD|Low: $459 SGD|High: $5,101 SGD|Avg: $2,277 SGD|-10.3%
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
October 28, 2026
Retailer 10$515 SGD
Retailer 8$577 SGD
Retailer 3$629 SGD
Retailer 13$1,011 SGD
Retailer 2$1,016 SGD
Retailer 5$1,336 SGD
Retailer 7$1,537 SGD
Retailer 9$1,791 SGD
Retailer 11$2,265 SGD
Retailer 12$2,603 SGD
Retailer 4$2,654 SGD
Retailer 6$2,681 SGD
Retailer 15$3,976 SGD
Retailer 14$4,392 SGD
Do Amore Diamonds$4,577 SGD

22 data points across 15 retailers

11 retailers$515 SGD to $4,577 SGD

A
Cheapest Retailer
-
$515 SGD
$403 USD
A
Retailer 2
-
$577 SGD
$451 USD
View
A
Retailer 3
-
$629 SGD
$492 USD
View
Final sale: no returns
B+
Retailer 4
-
$1,011 SGD
$791 USD
View
A
Retailer 5
-
$1,016 SGD
$795 USD
View
B+
Retailer 6
-
$1,791 SGD
$1,401 USD
View
B
Retailer 7
-
$2,265 SGD
$1,772 USD
View
Retailer 8
-
$2,603 SGD
£1,603 GBP
View
Price last confirmed 11 days ago
B
Retailer 9
-
$3,976 SGD
$3,110 USD
View
B
Retailer 10
-
$4,392 SGD
$3,435 USD
View
Most Expensive
B
Do Amore Diamonds
27-221A4494C · Oct 29
$4,577 SGD
$3,580 USD
View
10 more retailers have this diamond
Prices start from $515 SGDSave up to $4,061 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
3.78ct Round
$515 SGD