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Oval|Lab Grown|IGI

3.73ct E SI2 Oval Lab Grown Diamond

E/SI2 • IGI LG779644352

Certificate IGI LG779644352

Diamond specifications and retailer prices

From $2,662 AUD
$1,870 USD
As of October 30, 2026
Save $3,131 AUD (54%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,793 AUD at Zales · As of October 28, 2026
View at Zales

About this 3.73ct lab-grown oval diamond

This 3.73ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included) and certified by IGI LG779644352 or 779644352. Listed at 3 retailers as of October 28, 2026, with prices from $2,662 to $5,793, a $3,131 spread on the same certified stone. Zales lists it at $5,793. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.73
Carat
E
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG779644352
Dimensions12.69 × 8.78 mm
L/W Ratio1.45
Top View
12.69 mm8.78 mm3.73 ctE / SI2
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779644352
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,662 AUD|Low: $2,662 AUD|High: $9,693 AUD|Avg: $6,745 AUD|-72.5%
Retailer 1
Retailer 2
Zales
September 28, 2026
Retailer 1$2,662 AUD
Retailer 2$5,793 AUD
Zales$5,793 AUD

4 data points across 3 retailers

3 retailers$2,662 AUD to $5,793 AUD

B
Cheapest Retailer
-
$2,662 AUD
$1,870 USD
C
Retailer 2
-
$5,793 AUD
$4,070 USD
View
Most Expensive
C
Zales
528004172 · Oct 28
$5,793 AUD
$4,070 USD
View
2 more retailers have this diamond
Prices start from $2,662 AUDSave up to $3,131 AUD

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.

B
3.73ct Oval
$2,662 AUD