Round|Lab Grown|IGI

1.73ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2 • IGI LG12229012

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12229012

Diamond specifications and retailer prices

From $518 USD
As of October 30, 2026
Save $1,426 USD (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,210 USD at Do Amore Diamonds · As of October 31, 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 I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG12229012 or 12229012. Listed at 12 retailers as of October 29, 2026, with a 275% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
I
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12229012
Dimensions7.71 × 7.69 × 4.75 mm
L/W Ratio1.00
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
7.71 mm7.69 mm1.73 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12229012
Side View
Table 58.5%Crown 35.5°Girdle: MediumPavilion 41°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,210 USD|Low: $225 USD|High: $3,210 USD|Avg: $1,135 USD|+28.4%
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
October 30, 2026
Retailer 5$225 USD
Retailer 2$518 USD
Retailer 14$528 USD
Retailer 11$530 USD
Retailer 6$716 USD
Retailer 8$760 USD
Retailer 10$851 USD
Retailer 3$936 USD
Retailer 4$969 USD
Retailer 13$1,315 USD
Retailer 7$1,585 USD
Retailer 12$1,590 USD
Retailer 15$1,633 USD
Retailer 9$1,944 USD
Do Amore Diamonds$3,210 USD

14 data points across 15 retailers

12 retailers$518 USD to $1,944 USD

B+
Cheapest Retailer
-
$518 USD
A
Retailer 2
-
$528 USD
View
A
Retailer 3
-
$530 USD
View
B+
Retailer 4
-
$760 USD
£598 GBP
View
B+
Retailer 5
-
$851 USD
ZAR 13,743 ZAR
View
B
Retailer 6
-
$936 USD
View
B+
Retailer 7
-
$969 USD
View
B
Retailer 8
-
$1,315 USD
View
B
Retailer 9
-
$1,590 USD
View
B
Retailer 10
-
$1,633 USD
View
B
Retailer 11
-
$1,944 USD
£1,531 GBP
View
Most Expensive
Do Amore Diamonds
27-579233F84 · Oct 31
$3,210 USD
View
Price under review
11 more retailers have this diamond
Prices start from $518 USDSave up to $1,426 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
$518 USD