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Round|Lab Grown|IGI

6.77ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG602368776

Shape and cutting style on the report: Round brilliant

Certificate IGI LG602368776

Diamond specifications and retailer prices

From $1,863 NZD
$1,050 USD
As of November 1, 2026
Save $5,465 NZD (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $20,387 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.77ct lab-grown round diamond

This 6.77ct 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 LG602368776 or 602368776. Listed at 13 retailers as of November 1, 2026, with a 293% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.77
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602368776
Dimensions12.08 × 12.03 × 7.49 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.08 mm12.03 mm6.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602368776
Side View
Table 56.0%Crown 36°Girdle: MediumPavilion 40.2°Culet: NoneDepth 62.1%

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: Nov 1
Current: $20,387 NZD|Low: $1,490 NZD|High: $23,935 NZD|Avg: $5,003 NZD|-14.8%
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
November 1, 2026
Retailer 10$1,863 NZD
Retailer 3$2,026 NZD
Retailer 13$2,087 NZD
Retailer 5$2,680 NZD
Retailer 6$2,828 NZD
Retailer 8$3,283 NZD
Retailer 11$3,446 NZD
Retailer 9$3,451 NZD
Retailer 7$4,003 NZD
Retailer 12$4,051 NZD
Retailer 4$4,516 NZD
Retailer 2$7,328 NZD
Brilliant Earth$20,387 NZD

42 data points across 13 retailers

13 retailers$1,863 NZD to $7,328 NZD

A
Cheapest Retailer
-
$1,863 NZD
$1,050 USD
A
Retailer 2
-
$2,026 NZD
$1,142 USD
View
A
Retailer 3
-
$2,087 NZD
$1,176 USD
View
Final sale: no returns
A
Retailer 4
-
$2,680 NZD
HK$11,800 HKD
View
A
Retailer 5
-
$2,828 NZD
£1,255 GBP
View
A
Retailer 6
-
$3,283 NZD
€1,762 EUR
View
B+
Retailer 7
-
$3,446 NZD
$1,942 USD
View
B+
Retailer 8
-
$3,451 NZD
$1,945 USD
View
B+
Retailer 9
-
$4,003 NZD
A$3,471 AUD
View
B+
Retailer 10
-
$4,051 NZD
$2,283 USD
View
B+
Retailer 11
-
$4,516 NZD
$2,545 USD
View
B
Retailer 12
-
$7,328 NZD
£3,252 GBP
View
Most Expensive
Brilliant Earth
15433571A · Oct 31
$20,387 NZD
$11,490 USD
View
Price under review
12 more retailers have this diamond
Prices start from $1,863 NZDSave up to $5,465 NZD

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
6.77ct Round
$1,863 NZD