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Round|Lab Grown|IGI

1.73ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG564351777

Shape and cutting style on the report: Round brilliant

Certificate IGI LG564351777

Diamond specifications and retailer prices

From €269 EUR
$301 USD
As of November 2, 2026
Save €1,718 EUR (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,987 EUR at Do Amore Diamonds · As of November 2, 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 LG564351777 or 564351777. Listed at 17 retailers as of November 2, 2026, with prices from €269 to €1,987, a €1,718 spread on the same certified stone. Do Amore Diamonds lists it at €1,987. 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
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG564351777
Dimensions7.70 × 7.66 × 4.77 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
7.70 mm7.66 mm1.73 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG564351777
Side View
Table 57.0%Crown 35.6°Girdle: MediumPavilion 41°Culet: NoneDepth 62.2%

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 2
Current: €1,987 EUR|Low: €239 EUR|High: €2,050 EUR|Avg: €683 EUR|-3.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 6€239 EUR
Retailer 7€265 EUR
Retailer 4€269 EUR
Retailer 15€346 EUR
Retailer 3€378 EUR
Retailer 13€379 EUR
Retailer 12€491 EUR
Retailer 8€539 EUR
Retailer 10€559 EUR
Retailer 2€614 EUR
Retailer 14€752 EUR
Retailer 11€828 EUR
Retailer 5€1,098 EUR
Retailer 9€1,136 EUR
Do Amore Diamonds€1,987 EUR

40 data points across 15 retailers

17 retailers€269 EUR to €1,987 EUR

Retailer 1
-
€213 EUR
$238 USD
Price last confirmed 34 days ago
Retailer 2
-
€247 EUR
$276 USD
View
Price last confirmed 41 days ago
Retailer 3
-
€261 EUR
$292 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
€269 EUR
$301 USD
View
B+
Retailer 5
-
€346 EUR
$386 USD
View
A
Retailer 6
-
€378 EUR
HK$3,300 HKD
View
A
Retailer 7
-
€379 EUR
$423 USD
View
A
Retailer 8
-
€491 EUR
$548 USD
View
A
Retailer 9
-
€503 EUR
$562 USD
View
A
Retailer 10
-
€539 EUR
£474 GBP
View
B+
Retailer 11
-
€614 EUR
View
Retailer 12
-
€752 EUR
$840 USD
View
Price last confirmed 12 days ago
B+
Retailer 13
-
€828 EUR
$925 USD
View
Retailer 14
-
€939 EUR
$1,049 USD
View
Price last confirmed 32 days ago
B
Retailer 15
-
€1,098 EUR
SGD 1,658 SGD
View
B
Retailer 16
-
€1,136 EUR
£999 GBP
View
Most Expensive
B
Do Amore Diamonds
27-480D56BE2 · Nov 2
€1,987 EUR
$2,220 USD
View
16 more retailers have this diamond
Prices start from €269 EURSave up to €1,718 EUR

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
€269 EUR