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Heart|Lab Grown|IGI

1.73ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG630464029

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG630464029

Diamond specifications and retailer prices

From €243 EUR
$272 USD
As of November 2, 2026
Save €971 EUR (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,214 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.73ct lab-grown heart diamond

This 1.73ct lab-grown heart 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 LG630464029 or 630464029. Listed at 14 retailers as of October 29, 2026, with prices from €243 to €1,214, a €971 spread on the same certified stone. MOH London lists it at €1,214. 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 angle35.3°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630464029
Dimensions7.24 × 8.52 × 4.85 mm
L/W Ratio1.18
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
7.24 mm8.52 mm1.73 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630464029
Side View
Table 60.0%Crown 35.3°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 56.9%

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: Nov 2
Current: €1,214 EUR|Low: €186 EUR|High: €1,222 EUR|Avg: €588 EUR|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 7€243 EUR
Retailer 8€272 EUR
Retailer 6€406 EUR
Retailer 4€441 EUR
Retailer 3€471 EUR
Retailer 2€530 EUR
Retailer 11€540 EUR
Retailer 9€542 EUR
Retailer 5€740 EUR
Retailer 10€1,014 EUR
MOH London€1,214 EUR

39 data points across 11 retailers

14 retailers€243 EUR to €1,214 EUR

A
Cheapest Retailer
-
€243 EUR
$272 USD
A
Retailer 2
-
€272 EUR
$305 USD
View
Final sale: no returns
A
Retailer 3
-
€282 EUR
$316 USD
View
A
Retailer 4
-
€301 EUR
$338 USD
View
Retailer 5
-
€301 EUR
$338 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
€406 EUR
$455 USD
View
A
Retailer 7
-
€441 EUR
$495 USD
View
B+
Retailer 8
-
€530 EUR
£468 GBP
View
B+
Retailer 9
-
€540 EUR
$606 USD
View
B+
Retailer 10
-
€542 EUR
$608 USD
View
B+
Retailer 11
-
€740 EUR
$830 USD
View
B
Retailer 12
-
€968 EUR
$1,086 USD
View
B
Retailer 13
-
€1,014 EUR
$1,137 USD
View
Most Expensive
B
MOH London
LG630464029 · Oct 29
€1,214 EUR
£1,072 GBP
View
13 more retailers have this diamond
Prices start from €243 EURSave up to €971 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 Heart
€243 EUR