Round|Lab Grown|IGI

1.00ct D I1 Round Lab Grown Diamond

ID • D/I1 • IGI LG536210582

Shape and cutting style on the report: Round brilliant

Certificate IGI LG536210582

Diamond specifications and retailer prices

From $313 USD
As of October 28, 2026
Save $1,079 USD (78%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,392 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI LG536210582 or 536210582. Listed at 3 retailers as of October 28, 2026, with prices from $313 to $1,392, a $1,079 spread on the same certified stone. MOH London lists it at $1,392. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Color
I1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG536210582
Dimensions6.42 × 6.45 × 3.93 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process.
Top View
6.42 mm6.45 mm1.00 ctD / I1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG536210582
Side View
Table 57.5%Crown 34.3°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $1,392 USD|Low: $225 USD|High: $1,401 USD|Avg: $701 USD|-0.5%
MOH London
Retailer 2
Retailer 3
October 29, 2026
Retailer 2$313 USD
Retailer 3$412 USD
MOH London$1,392 USD

11 data points across 3 retailers

3 retailers$313 USD to $1,392 USD

A
Cheapest Retailer
-
$313 USD
B+
Retailer 2
-
$412 USD
View
Most Expensive
B
MOH London
LG536210582 · Oct 29
$1,392 USD
£1,096 GBP
View
2 more retailers have this diamond
Prices start from $313 USDSave up to $1,079 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
1.00ct Round
$313 USD