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Round|Lab Grown|IGI

1.68ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG530227963

Shape and cutting style on the report: Round brilliant

Certificate IGI LG530227963

Diamond specifications and retailer prices

From $644 USD
As of October 30, 2026
Save $1,074 USD (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,718 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.68ct lab-grown round diamond

This 1.68ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG530227963 or 530227963. Listed at 8 retailers as of October 29, 2026, with prices from $644 to $1,718, a $1,074 spread on the same certified stone. MOH London lists it at $1,718. 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

1.68
Carat
F
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530227963
Dimensions7.64 × 7.62 × 4.70 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.64 mm7.62 mm1.68 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530227963
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $1,718 USD|Low: $497 USD|High: $1,718 USD|Avg: $925 USD|+23.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 6$644 USD
Retailer 5$700 USD
Retailer 3$757 USD
Retailer 2$779 USD
Retailer 7$891 USD
Retailer 4$1,163 USD
Retailer 8$1,425 USD
MOH London$1,718 USD

30 data points across 8 retailers

8 retailers$644 USD to $1,718 USD

B+
Cheapest Retailer
-
$644 USD
Retailer 2
-
$700 USD
View
Price last confirmed 11 days ago
B+
Retailer 3
-
$757 USD
£596 GBP
View
B
Retailer 4
-
$779 USD
£613 GBP
View
B+
Retailer 5
-
$891 USD
View
B
Retailer 6
-
$1,163 USD
View
B
Retailer 7
-
$1,425 USD
View
Most Expensive
C
MOH London
LG530227963 · Oct 29
$1,718 USD
£1,353 GBP
View
7 more retailers have this diamond
Prices start from $644 USDSave up to $1,074 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+
1.68ct Round
$644 USD