Round|Lab Grown|IGI

6.89ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG837602575

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837602575

Diamond specifications and retailer prices

From $960 USD
As of October 29, 2026
Save $5,790 USD (86%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $6,750 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.89ct lab-grown round diamond

This 6.89ct 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 LG837602575 or 837602575. Listed at 3 retailers as of October 29, 2026, with prices from $960 to $6,750, a $5,790 spread on the same certified stone. Brilliant Earth lists it at $6,750. 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

6.89
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837602575
Dimensions12.18 × 12.24 × 7.51 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.18 mm12.24 mm6.89 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837602575
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.5%

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: $6,750 USD|Low: $960 USD|High: $6,760 USD|Avg: $3,375 USD|-0.1%
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$960 USD
Retailer 2$1,575 USD
Brilliant Earth$6,750 USD

31 data points across 3 retailers

3 retailers$960 USD to $6,750 USD

A
Cheapest Retailer
-
$960 USD
Final sale: no returns
A
Retailer 2
-
$1,575 USD
£1,240 GBP
View
Most Expensive
B
Brilliant Earth
21431303A · Oct 29
$6,750 USD
View
2 more retailers have this diamond
Prices start from $960 USDSave up to $5,790 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
6.89ct Round
$960 USD