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Round|Lab Grown|IGI

1.72ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG585333147

Shape and cutting style on the report: Round brilliant

Certificate IGI LG585333147

Diamond specifications and retailer prices

From $204 USD
As of October 29, 2026
Save $1,756 USD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,960 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.72ct lab-grown round diamond

This 1.72ct 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 LG585333147 or 585333147. Listed at 9 retailers as of October 29, 2026, with prices from $204 to $1,960, a $1,756 spread on the same certified stone. Do Amore Diamonds lists it at $1,960. 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

1.72
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG585333147
Dimensions7.70 × 7.68 × 4.75 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
7.70 mm7.68 mm1.72 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG585333147
Side View
Table 57.0%Crown 34°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.7%

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: $1,960 USD|Low: $169 USD|High: $6,633 USD|Avg: $1,205 USD|-2.5%
Do Amore Diamonds
Retailer 2
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
October 29, 2026
Retailer 13$204 USD
Retailer 14$231 USD
Retailer 12$237 USD
Retailer 11$437 USD
Retailer 4$543 USD
Retailer 3$604 USD
Retailer 15$649 USD
Retailer 7$650 USD
Retailer 8$810 USD
Retailer 9$817 USD
Retailer 10$898 USD
Retailer 2$1,126 USD
Retailer 6$1,190 USD
Do Amore Diamonds$1,960 USD
Retailer 5$6,633 USD

15 data points across 15 retailers

9 retailers$204 USD to $1,960 USD

A
Cheapest Retailer
-
$204 USD
A
Retailer 2
-
$231 USD
View
Final sale: no returns
A
Retailer 3
-
$237 USD
View
B+
Retailer 4
-
$437 USD
View
Retailer 5
-
$810 USD
View
Price last confirmed 11 days ago
B+
Retailer 6
-
$817 USD
View
B+
Retailer 7
-
$898 USD
View
B
Retailer 8
-
$1,126 USD
£887 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5D109CE66 · Oct 29
$1,960 USD
View
8 more retailers have this diamond
Prices start from $204 USDSave up to $1,756 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
1.72ct Round
$204 USD