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Oval|Lab Grown|IGI

3.78ct G VVS2 Oval Lab Grown Diamond

ID • G/VVS2 • IGI LG799602508

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG799602508

Diamond specifications and retailer prices

From $1,239 SGD
£763 GBP
As of October 30, 2026
Save $3,747 SGD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,986 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.78ct lab-grown oval diamond

This 3.78ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG799602508 or 799602508. Listed at 4 retailers as of October 29, 2026, with prices from $1,239 to $4,986, a $3,747 spread on the same certified stone. Brilliant Earth lists it at $4,986. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799602508
Dimensions12.57 × 8.71 × 5.44 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.57 mm8.71 mm3.78 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799602508
Side View
Table 57.0%Crown 35.9°Girdle: MED-THKPavilion 40.5°Culet: NoneDepth 62.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $4,986 SGD|Low: $1,052 SGD|High: $5,139 SGD|Avg: $2,369 SGD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 6$1,052 SGD
Retailer 4$1,070 SGD
Retailer 2$1,239 SGD
Retailer 8$1,438 SGD
Retailer 7$1,874 SGD
Retailer 5$2,257 SGD
Retailer 9$2,848 SGD
Retailer 3$4,404 SGD
Brilliant Earth$4,986 SGD

36 data points across 9 retailers

4 retailers$1,239 SGD to $4,986 SGD

A
Cheapest Retailer
-
$1,239 SGD
£763 GBP
Retailer 2
-
$1,438 SGD
ZAR 18,166 ZAR
View
Price last confirmed 65 days ago
B
Retailer 3
-
$4,404 SGD
$3,445 USD
View
Most Expensive
B
Brilliant Earth
19467386A · Oct 29
$4,986 SGD
$3,900 USD
View
3 more retailers have this diamond
Prices start from $1,239 SGDSave up to $3,747 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 Oval
$1,239 SGD