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Round|Lab Grown|IGI

6.70ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG577399243

Shape and cutting style on the report: Round brilliant

Certificate IGI LG577399243

Diamond specifications and retailer prices

From $1,086 USD
As of October 29, 2026
Save $6,044 USD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,130 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 6.7ct lab-grown round diamond

This 6.7ct 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 LG577399243 or 577399243. Listed at 22 retailers as of October 29, 2026, with prices from $1,086 to $7,130, a $6,044 spread on the same certified stone. Brilliant Earth lists it at $7,130. 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

6.70
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577399243
Dimensions12.01 × 12.07 × 7.40 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
12.01 mm12.07 mm6.70 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577399243
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.5%

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 29
Current: $7,130 USD|Low: $1,054 USD|High: $9,530 USD|Avg: $2,911 USD|-10.0%
Brilliant Earth
Retailer 2
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October 30, 2026
Retailer 7$1,086 USD
Retailer 21$1,182 USD
Retailer 11$1,217 USD
Retailer 4$1,260 USD
Retailer 23$1,260 USD
Retailer 3$1,658 USD
Retailer 8$1,739 USD
Retailer 5$1,795 USD
Retailer 2$1,819 USD
Retailer 18$1,820 USD
Retailer 12$2,006 USD
Retailer 20$2,333 USD
Retailer 6$2,362 USD
Retailer 13$2,438 USD
Retailer 9$2,556 USD
Retailer 10$2,953 USD
Retailer 15$3,649 USD
Retailer 14$3,835 USD
Retailer 17$4,296 USD
Retailer 16$4,404 USD
Retailer 22$5,220 USD
Retailer 19$6,636 USD
Brilliant Earth$7,130 USD

33 data points across 23 retailers

22 retailers$1,086 USD to $7,130 USD

A
Cheapest Retailer
-
$1,086 USD
A
Retailer 2
-
$1,182 USD
View
A
Retailer 3
-
$1,260 USD
View
Retailer 4
-
$1,260 USD
View
Price last confirmed 13 days ago
Retailer 5
-
$1,658 USD
£1,305 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,739 USD
View
A
Retailer 7
-
$1,795 USD
View
A
Retailer 8
-
$1,819 USD
£1,432 GBP
View
A
Retailer 9
-
$1,820 USD
€1,733 EUR
View
B+
Retailer 10
-
$2,006 USD
View
Retailer 11
-
$2,333 USD
A$3,589 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$2,362 USD
View
B+
Retailer 13
-
$2,438 USD
ZAR 39,390 ZAR
View
B+
Retailer 14
-
$2,556 USD
View
B+
Retailer 15
-
$2,953 USD
View
B
Retailer 16
-
$3,649 USD
View
Retailer 17
-
$3,835 USD
View
Price last confirmed 19 days ago
B
Retailer 18
-
$4,296 USD
£3,383 GBP
View
B
Retailer 19
-
$4,404 USD
View
Retailer 20
-
$5,220 USD
View
Price last confirmed 9 days ago
B
Retailer 21
-
$6,636 USD
View
Most Expensive
B
Brilliant Earth
7625062A · Oct 30
$7,130 USD
View
21 more retailers have this diamond
Prices start from $1,086 USDSave up to $6,044 USD

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
6.70ct Round
$1,086 USD