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Oval|Lab Grown|IGI

1.55ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG780656273

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780656273

Diamond specifications and retailer prices

From $218 USD
As of October 26, 2026
Save $1,052 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,270 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 LG780656273 or 780656273. Listed at 19 retailers as of October 26, 2026, with prices from $218 to $1,270, a $1,052 spread on the same certified stone. Brilliant Earth lists it at $1,270. 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 angle32.6°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780656273
Dimensions9.25 × 6.60 × 4.11 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.25 mm6.60 mm1.55 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780656273
Side View
Table 62.0%Crown 32.6°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.3%

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 26
Current: $1,270 USD|Low: $218 USD|High: $1,440 USD|Avg: $676 USD|-11.8%
Brilliant Earth
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
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Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 17$218 USD
Retailer 7$252 USD
Retailer 3$270 USD
Retailer 19$270 USD
Retailer 14$317 USD
Retailer 11$352 USD
Retailer 15$463 USD
Retailer 2$476 USD
Retailer 12$499 USD
Retailer 6$501 USD
Retailer 4$600 USD
Retailer 16$630 USD
Retailer 5$867 USD
Retailer 18$870 USD
Retailer 8$878 USD
Retailer 10$920 USD
Retailer 13$1,087 USD
Retailer 9$1,098 USD
Brilliant Earth$1,270 USD

20 data points across 19 retailers

19 retailers$218 USD to $1,270 USD

A
Cheapest Retailer
-
$218 USD
A
Retailer 2
-
$252 USD
View
A
Retailer 3
-
$270 USD
View
A
Retailer 4
-
$270 USD
View
A
Retailer 5
-
$317 USD
£250 GBP
View
B+
Retailer 6
-
$352 USD
View
A
Retailer 7
-
$463 USD
ZAR 7,487 ZAR
View
A
Retailer 8
-
$476 USD
€453 EUR
View
A
Retailer 9
-
$499 USD
£393 GBP
View
A
Retailer 10
-
$501 USD
View
A
Retailer 11
-
$600 USD
View
A
Retailer 12
-
$630 USD
A$969 AUD
View
B+
Retailer 13
-
$867 USD
View
B+
Retailer 14
-
$870 USD
View
B+
Retailer 15
-
$878 USD
SGD 1,186 SGD
View
B+
Retailer 16
-
$920 USD
View
B
Retailer 17
-
$1,087 USD
£856 GBP
View
B
Retailer 18
-
$1,098 USD
View
Most Expensive
B
Brilliant Earth
20121923A · Oct 29
$1,270 USD
View
18 more retailers have this diamond
Prices start from $218 USDSave up to $1,052 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
$218 USD