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1.04ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • IGI LG450049636

Shape and cutting style on the report: Round brilliant

Certificate IGI LG450049636

Diamond specifications and retailer prices

From $515 USD
£406 GBP
As of October 30, 2026
Save $1,010 USD (66%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,525 USD at B2C Jewels · As of October 30, 2026
View at B2C Jewels

About this 1.04ct lab-grown round diamond

This 1.04ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG450049636 or 450049636. Listed at 2 retailers as of October 30, 2026, with prices from $515 to $1,525, a $1,010 spread on the same certified stone. B2C Jewels lists it at $1,525. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.04
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG450049636
Dimensions6.56 × 6.60 × 3.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by high pressure high temperature process (HPHT). Type II
Top View
6.56 mm6.60 mm1.04 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG450049636
Side View
Table 60.0%Crown 32.4°GirdlePavilion 41.3°Culet: NoneDepth 60.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $1,525 USD|Low: $385 USD|High: $1,892 USD|Avg: $642 USD|-19.4%
B2C Jewels
Retailer 2
Retailer 3
September 23, 2026
Retailer 3$385 USD
Retailer 2$515 USD
B2C Jewels$1,525 USD

8 data points across 3 retailers

2 retailers$515 USD to $1,525 USD

B+
Cheapest Retailer
-
$515 USD
£406 GBP
Most Expensive
C
B2C Jewels
19286589 · Oct 30
$1,525 USD
View
1 more retailer has this diamond
Prices start from $515 USDSave up to $1,010 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.

B+
1.04ct Round
$515 USD