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Round|Lab Grown|IGI

1.67ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG569324104

Shape and cutting style on the report: Round brilliant

Certificate IGI LG569324104

Diamond specifications and retailer prices

From $215 USD
As of November 1, 2026
Save $852 USD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,067 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.67ct lab-grown round diamond

This 1.67ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG569324104 or 569324104. Listed at 13 retailers as of November 1, 2026, with prices from $215 to $1,067, a $852 spread on the same certified stone. MOH London lists it at $1,067. 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

1.67
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG569324104
Dimensions7.60 × 7.56 × 4.67 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.60 mm7.56 mm1.67 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG569324104
Side View
Table 57.5%Crown 35.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,067 USD|Low: $215 USD|High: $1,179 USD|Avg: $578 USD|-9.4%
MOH London
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 13$215 USD
Retailer 9$249 USD
Retailer 5$266 USD
Retailer 7$266 USD
Retailer 2$415 USD
Retailer 11$457 USD
Retailer 6$492 USD
Retailer 3$524 USD
Retailer 10$602 USD
Retailer 8$840 USD
Retailer 4$855 USD
Retailer 12$858 USD
MOH London$1,067 USD

44 data points across 13 retailers

13 retailers$215 USD to $1,067 USD

A
Cheapest Retailer
-
$215 USD
A
Retailer 2
-
$249 USD
View
A
Retailer 3
-
$266 USD
View
Retailer 4
-
$266 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$415 USD
£326 GBP
View
B+
Retailer 6
-
$457 USD
View
A
Retailer 7
-
$492 USD
£387 GBP
View
A
Retailer 8
-
$524 USD
View
B+
Retailer 9
-
$602 USD
View
Retailer 10
-
$840 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$855 USD
View
B+
Retailer 12
-
$858 USD
View
Most Expensive
B
MOH London
LG569324104 · Nov 1
$1,067 USD
£840 GBP
View
12 more retailers have this diamond
Prices start from $215 USDSave up to $852 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
1.67ct Round
$215 USD