Oval|Lab Grown|IGI

1.73ct F VS1 Oval Lab Grown Diamond

ID • F/VS1 • IGI LG840641209

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840641209

Diamond specifications and retailer prices

From $511 USD
€487 EUR
As of October 31, 2026
Save $1,464 USD (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,975 USD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.73ct lab-grown oval diamond

This 1.73ct lab-grown oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840641209 or 840641209. Listed at 7 retailers as of October 31, 2026, with prices from $511 to $1,975, a $1,464 spread on the same certified stone. Helzberg Diamonds lists it at $1,975. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840641209
Dimensions9.60 × 6.73 × 4.32 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.60 mm6.73 mm1.73 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840641209
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 64.2%

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 31
Current: $1,975 USD|Low: $511 USD|High: $1,975 USD|Avg: $1,189 USD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 4$511 USD
Retailer 2$597 USD
Retailer 5$1,012 USD
Retailer 6$1,087 USD
Retailer 3$1,255 USD
Retailer 7$1,300 USD
Helzberg Diamonds$1,975 USD

18 data points across 7 retailers

7 retailers$511 USD to $1,975 USD

A
Cheapest Retailer
-
$511 USD
€487 EUR
A
Retailer 2
-
$597 USD
£470 GBP
View
B+
Retailer 3
-
$1,012 USD
SGD 1,367 SGD
View
B+
Retailer 4
-
$1,087 USD
View
B+
Retailer 5
-
$1,255 USD
£988 GBP
View
B
Retailer 6
-
$1,300 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMKHIGP · Nov 1
$1,975 USD
View
6 more retailers have this diamond
Prices start from $511 USDSave up to $1,464 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 Oval
$511 USD