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Round|Lab Grown|IGI

1.73ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG601303747

Shape and cutting style on the report: Round brilliant

Certificate IGI LG601303747

Diamond specifications and retailer prices

From $205 USD
As of October 29, 2026
Save $1,765 USD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,970 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.73ct lab-grown round diamond

This 1.73ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG601303747 or 601303747. Listed at 11 retailers as of October 29, 2026, with prices from $205 to $1,970, a $1,765 spread on the same certified stone. Do Amore Diamonds lists it at $1,970. 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

1.73
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG601303747
Dimensions7.66 × 7.60 × 4.75 mm
L/W Ratio1.01
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
7.66 mm7.60 mm1.73 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG601303747
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
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: Oct 29
Current: $1,970 USD|Low: $199 USD|High: $2,020 USD|Avg: $761 USD|-2.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 10$205 USD
Retailer 3$232 USD
Retailer 8$238 USD
Retailer 7$439 USD
Retailer 2$519 USD
Retailer 9$775 USD
Retailer 5$821 USD
Retailer 6$903 USD
Retailer 11$1,040 USD
Retailer 4$1,132 USD
Do Amore Diamonds$1,970 USD

38 data points across 11 retailers

11 retailers$205 USD to $1,970 USD

A
Cheapest Retailer
-
$205 USD
A
Retailer 2
-
$232 USD
View
Final sale: no returns
A
Retailer 3
-
$238 USD
View
B+
Retailer 4
-
$439 USD
View
A
Retailer 5
-
$519 USD
£409 GBP
View
B+
Retailer 6
-
$775 USD
View
B+
Retailer 7
-
$821 USD
View
B+
Retailer 8
-
$903 USD
View
B
Retailer 9
-
$1,040 USD
View
Retailer 10
-
$1,132 USD
£891 GBP
View
Price last confirmed 11 days ago
Most Expensive
B
Do Amore Diamonds
27-C78F93908 · Oct 29
$1,970 USD
View
10 more retailers have this diamond
Prices start from $205 USDSave up to $1,765 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
1.73ct Round
$205 USD