CaratHunter
Plans
Oval|Lab Grown|IGI

6.51ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG652426330

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG652426330

Diamond specifications and retailer prices

From $1,116 SGD
$873 USD
As of October 29, 2026
Save $6,938 SGD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $8,054 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.51ct lab-grown oval diamond

This 6.51ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG652426330 or 652426330. Listed at 23 retailers as of October 29, 2026, with prices from $1,116 to $8,054, a $6,938 spread on the same certified stone. Brilliant Earth lists it at $8,054. 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

6.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652426330
Dimensions15.27 × 10.31 × 6.47 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.27 mm10.31 mm6.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652426330
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $8,054 SGD|Low: $1,071 SGD|High: $8,744 SGD|Avg: $2,725 SGD|-7.6%
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
Retailer 17
Retailer 18
October 31, 2026
Retailer 3$1,116 SGD
Retailer 9$1,214 SGD
Retailer 5$1,249 SGD
Retailer 7$1,295 SGD
Retailer 13$1,391 SGD
Retailer 16$1,521 SGD
Retailer 17$1,854 SGD
Retailer 10$1,939 SGD
Retailer 18$1,966 SGD
Retailer 2$1,991 SGD
Retailer 11$2,399 SGD
Retailer 15$2,505 SGD
Retailer 12$2,556 SGD
Retailer 8$3,640 SGD
Retailer 4$4,050 SGD
Retailer 6$4,073 SGD
Retailer 14$4,879 SGD
Brilliant Earth$8,054 SGD

39 data points across 18 retailers

23 retailers$1,116 SGD to $8,054 SGD

A
Cheapest Retailer
-
$1,116 SGD
$873 USD
A
Retailer 2
-
$1,214 SGD
$950 USD
View
A
Retailer 3
-
$1,249 SGD
$977 USD
View
Final sale: no returns
Retailer 4
-
$1,295 SGD
$1,013 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,295 SGD
$1,013 USD
View
A
Retailer 6
-
$1,391 SGD
£857 GBP
View
A
Retailer 7
-
$1,521 SGD
$1,190 USD
View
B+
Retailer 8
-
$1,854 SGD
$1,450 USD
View
A
Retailer 9
-
$1,939 SGD
$1,517 USD
View
A
Retailer 10
-
$1,966 SGD
€1,465 EUR
View
A
Retailer 11
-
$1,991 SGD
£1,227 GBP
View
A
Retailer 12
-
$2,399 SGD
A$2,887 AUD
View
A
Retailer 13
-
$2,505 SGD
ZAR 31,656 ZAR
View
A
Retailer 14
-
$2,556 SGD
$1,999 USD
View
B+
Retailer 15
-
$3,149 SGD
$2,463 USD
View
B+
Retailer 16
-
$3,297 SGD
$2,579 USD
View
B+
Retailer 17
-
$3,585 SGD
£2,208 GBP
View
B+
Retailer 18
-
$3,640 SGD
$2,847 USD
View
B+
Retailer 19
-
$4,050 SGD
$3,168 USD
View
B+
Retailer 20
-
$4,073 SGD
$3,186 USD
View
B
Retailer 21
-
$4,493 SGD
$3,514 USD
View
B
Retailer 22
-
$4,879 SGD
£3,005 GBP
View
Most Expensive
B
Brilliant Earth
17796174A · Oct 29
$8,054 SGD
$6,300 USD
View
22 more retailers have this diamond
Prices start from $1,116 SGDSave up to $6,938 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
6.51ct Oval
$1,116 SGD