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Oval|Lab Grown|IGI

1.55ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG751510527

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG751510527

Diamond specifications and retailer prices

From $512 USD
As of October 30, 2026
Save $998 USD (66%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,510 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.55ct lab-grown oval diamond

This 1.55ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG751510527 or 751510527. Listed at 8 retailers as of October 29, 2026, with prices from $512 to $1,510, a $998 spread on the same certified stone. Brilliant Earth lists it at $1,510. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751510527
Dimensions9.47 × 6.36 × 4.02 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.47 mm6.36 mm1.55 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751510527
Side View
Table 63.0%Crown 32.8°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.2%

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 30
Current: $1,510 USD|Low: $494 USD|High: $1,760 USD|Avg: $755 USD|-4.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$512 USD
Retailer 2$513 USD
Retailer 6$519 USD
Retailer 3$591 USD
Retailer 7$651 USD
Retailer 5$1,251 USD
Brilliant Earth$1,510 USD

39 data points across 7 retailers

8 retailers$512 USD to $1,510 USD

A
Cheapest Retailer
-
$512 USD
A
Retailer 2
-
$513 USD
€489 EUR
View
A
Retailer 3
-
$519 USD
View
A
Retailer 4
-
$591 USD
£465 GBP
View
A
Retailer 5
-
$651 USD
View
B+
Retailer 6
-
$1,050 USD
View
B
Retailer 7
-
$1,251 USD
£985 GBP
View
Most Expensive
B
Brilliant Earth
20614588A · Oct 29
$1,510 USD
View
7 more retailers have this diamond
Prices start from $512 USDSave up to $998 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
1.55ct Oval
$512 USD