CaratHunter
Plans
Round|Lab Grown|IGI

1.00ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG811654227

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811654227

Diamond specifications and retailer prices

From $375 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: $375 USD at Rare Carat
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Rare Carat

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811654227 or 811654227. Listed at a single retailer as of November 1, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811654227
Dimensions6.52 × 6.43 × 3.92 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.52 mm6.43 mm1.00 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811654227
Side View
Table 58.0%Crown 32.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $375 USD|Low: $323 USD|High: $899 USD|Avg: $520 USD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 18, 2026
Retailer 2$333 USD
Retailer 3$348 USD
Rare Carat$375 USD
Retailer 5$451 USD
Retailer 6$666 USD
Retailer 4$899 USD

6 data points across 6 retailers

1 retailer

B+
Rare Carat
1G811654227 · Nov 1
$375 USD
View

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.

B+
1.00ct Round
$375 USD