Round|Lab Grown|IGI

1.33ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG821629573

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821629573

Diamond specifications and retailer prices

From $185 USD
As of October 27, 2026
Save $182 USD (50%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $600 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.33ct lab-grown round diamond

This 1.33ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821629573 or 821629573. Listed at 3 retailers as of October 27, 2026, with a 99% 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

1.33
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821629573
Dimensions6.96 × 6.99 × 4.40 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.96 mm6.99 mm1.33 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821629573
Side View
Table 59.0%Crown 36.3°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $600 USD|Low: $185 USD|High: $720 USD|Avg: $484 USD|-0.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 27, 2026
Retailer 3$185 USD
Retailer 7$346 USD
Retailer 2$367 USD
Retailer 6$454 USD
Retailer 4$497 USD
Rare Carat$600 USD
Retailer 5$720 USD

34 data points across 7 retailers

3 retailers$185 USD to $367 USD

A
Cheapest Retailer
-
$185 USD
Final sale: no returns
A
Retailer 2
-
$367 USD
£289 GBP
View
Most Expensive
Rare Carat
821629573 · Oct 21
$600 USD
View
Price last confirmed 9 days ago
2 more retailers have this diamond
Prices start from $185 USDSave up to $182 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
1.33ct Round
$185 USD