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Round|Lab Grown|IGI

6.51ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG675550851

Shape and cutting style on the report: Round brilliant

Certificate IGI LG675550851

Diamond specifications and retailer prices

From $1,249 SGD
$977 USD
As of November 1, 2026
Save $3,799 SGD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,048 SGD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 6.51ct lab-grown round diamond

This 6.51ct lab-grown round 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 LG675550851 or 675550851. Listed at 17 retailers as of October 31, 2026, with prices from $1,249 to $5,048, a $3,799 spread on the same certified stone. Taylor and Hart lists it at $5,048. 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG675550851
Dimensions12.05 × 12.01 × 7.30 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
12.05 mm12.01 mm6.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG675550851
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.7%

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: Nov 1
Current: $2,227 SGD|Low: $1,249 SGD|High: $5,434 SGD|Avg: $2,545 SGD|-1.1%
Retailer 1
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
Taylor and Hart
November 2, 2026
Retailer 7$1,249 SGD
Retailer 10$1,359 SGD
Retailer 5$1,397 SGD
Retailer 15$1,450 SGD
Retailer 8$1,583 SGD
Retailer 9$1,675 SGD
Retailer 14$2,063 SGD
Retailer 1$2,227 SGD
Retailer 6$2,318 SGD
Retailer 2$2,717 SGD
Retailer 13$2,804 SGD
Retailer 11$3,123 SGD
Retailer 3$3,545 SGD
Retailer 16$4,478 SGD
Retailer 4$4,494 SGD
Retailer 12$4,941 SGD
Taylor and Hart$5,048 SGD

41 data points across 17 retailers

17 retailers$1,249 SGD to $5,048 SGD

A
Cheapest Retailer
-
$1,249 SGD
$977 USD
A
Retailer 2
-
$1,359 SGD
$1,063 USD
View
A
Retailer 3
-
$1,397 SGD
$1,093 USD
View
Final sale: no returns
A
Retailer 4
-
$1,450 SGD
$1,134 USD
View
Retailer 5
-
$1,583 SGD
$1,238 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
$1,675 SGD
$1,310 USD
View
A
Retailer 7
-
$2,063 SGD
$1,614 USD
View
A
Retailer 8
-
$2,227 SGD
£1,372 GBP
View
B+
Retailer 9
-
$2,318 SGD
$1,813 USD
View
B+
Retailer 10
-
$2,717 SGD
$2,125 USD
View
B+
Retailer 11
-
$2,804 SGD
ZAR 35,433 ZAR
View
B+
Retailer 12
-
$3,123 SGD
$2,443 USD
View
B+
Retailer 13
-
$3,545 SGD
$2,773 USD
View
B
Retailer 14
-
$4,478 SGD
$3,503 USD
View
B
Retailer 15
-
$4,494 SGD
$3,515 USD
View
B
Retailer 16
-
$4,941 SGD
£3,043 GBP
View
Most Expensive
B
Taylor and Hart
DT02D8K · Oct 31
$5,048 SGD
$3,949 USD
View
16 more retailers have this diamond
Prices start from $1,249 SGDSave up to $3,799 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 Round
$1,249 SGD