Oval|Lab Grown|IGI

1.54ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG851656312

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG851656312

Diamond specifications and retailer prices

From $259 USD
As of October 31, 2026
Save $862 USD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,121 USD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.54ct lab-grown oval diamond

This 1.54ct 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 LG851656312 or 851656312. Listed at 12 retailers as of October 31, 2026, with prices from $259 to $1,121, a $862 spread on the same certified stone. With Clarity lists it at $1,121. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851656312
Dimensions9.48 × 6.40 × 4.02 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.48 mm6.40 mm1.54 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851656312
Side View
Table 59.0%Crown 34.1°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 62.8%

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: $890 USD|Low: $259 USD|High: $1,121 USD|Avg: $734 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
October 31, 2026
Retailer 3$259 USD
Retailer 8$307 USD
Retailer 6$325 USD
Retailer 5$473 USD
Retailer 7$511 USD
Retailer 1$890 USD
Retailer 4$893 USD
Retailer 10$895 USD
Retailer 2$900 USD
Retailer 9$1,115 USD
With Clarity$1,121 USD

4 data points across 11 retailers

12 retailers$259 USD to $1,121 USD

A
Cheapest Retailer
-
$259 USD
A
Retailer 2
-
$307 USD
HK$2,400 HKD
View
A
Retailer 3
-
$325 USD
£256 GBP
View
A
Retailer 4
-
$473 USD
View
A
Retailer 5
-
$511 USD
View
B+
Retailer 6
-
$890 USD
View
B+
Retailer 7
-
$893 USD
View
B+
Retailer 8
-
$895 USD
SGD 1,210 SGD
View
B+
Retailer 9
-
$900 USD
View
B+
Retailer 10
-
$1,010 USD
View
B
Retailer 11
-
$1,115 USD
£878 GBP
View
Most Expensive
B
With Clarity
851656312 · Oct 31
$1,121 USD
View
11 more retailers have this diamond
Prices start from $259 USDSave up to $862 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
1.54ct Oval
$259 USD