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Oval|Lab Grown|IGI

1.51ct E VVS1 Oval Lab Grown Diamond

EX • E/VVS1 • IGI LG759507528

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG759507528

Diamond specifications and retailer prices

From $252 USD
As of October 26, 2026
Save $1,811 USD (88%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,730 USD at Brilliant Earth · As of September 24, 2026
View at Brilliant Earth

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG759507528 or 759507528. Listed at 25 retailers as of October 26, 2026, with a 719% 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

1.51
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG759507528
Dimensions6.49 × 6.49 × 4.02 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.49 mm6.49 mm1.51 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG759507528
Side View
Table 60.0%Crown 33.1°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 61.9%

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: $595 USD|Low: $240 USD|High: $1,361 USD|Avg: $686 USD|+3.3%
Retailer 1
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Retailer 22
October 29, 2026
Retailer 10$252 USD
Retailer 12$281 USD
Retailer 20$293 USD
Retailer 5$313 USD
Retailer 13$313 USD
Retailer 16$333 USD
Retailer 18$475 USD
Retailer 6$524 USD
Retailer 17$538 USD
Retailer 22$560 USD
Retailer 4$576 USD
Retailer 1$595 USD
Retailer 2$622 USD
Retailer 21$623 USD
Retailer 19$729 USD
Retailer 8$831 USD
Retailer 9$1,006 USD
Retailer 11$1,058 USD
Retailer 15$1,197 USD
Retailer 3$1,261 USD
Retailer 14$1,266 USD
Retailer 7$1,361 USD

32 data points across 22 retailers

25 retailers$252 USD to $2,063 USD

A
Cheapest Retailer
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$252 USD
A
Retailer 2
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$281 USD
View
Final sale: no returns
A
Retailer 3
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$293 USD
View
A
Retailer 4
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$313 USD
View
A
Retailer 5
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$313 USD
View
A
Retailer 6
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$333 USD
£262 GBP
View
A
Retailer 7
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$475 USD
View
A
Retailer 8
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$524 USD
View
A
Retailer 9
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$538 USD
ZAR 8,689 ZAR
View
A
Retailer 10
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$576 USD
View
A
Retailer 11
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$595 USD
£468 GBP
View
B+
Retailer 12
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$622 USD
View
B+
Retailer 13
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$623 USD
A$958 AUD
View
B+
Retailer 14
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$729 USD
A$1,122 AUD
View
B+
Retailer 15
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$831 USD
View
B+
Retailer 16
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$1,006 USD
View
B+
Retailer 17
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$1,014 USD
View
B
Retailer 18
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$1,058 USD
View
B
Retailer 19
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$1,197 USD
View
B
Retailer 20
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$1,221 USD
View
B
Retailer 21
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$1,261 USD
£993 GBP
View
Price last confirmed 10 days ago
B
Retailer 22
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$1,266 USD
A$1,947 AUD
View
Price last confirmed 21 days ago
B
Retailer 23
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$1,361 USD
View
B
Retailer 24
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$2,063 USD
View
Most Expensive
B
Brilliant Earth
17863808A · Sep 24
$2,730 USD
View
Price last confirmed 35 days ago
24 more retailers have this diamond
Prices start from $252 USDSave up to $1,811 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
1.51ct Oval
$252 USD