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Oval|Lab Grown|IGI

1.51ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG539204345

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG539204345

Diamond specifications and retailer prices

From $298 USD
As of November 1, 2026
Save $1,030 USD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,328 USD at MOH London · As of November 2, 2026
View at MOH London

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG539204345 or 539204345. Listed at 19 retailers as of November 1, 2026, with prices from $298 to $1,328, a $1,030 spread on the same certified stone. MOH London lists it at $1,328. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG539204345
Dimensions9.43 × 6.58 × 3.85 mm
L/W Ratio1.43
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
9.43 mm6.58 mm1.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG539204345
Side View
Table 59.5%Crown 32.5°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 58.5%

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: Nov 1
Current: $1,328 USD|Low: $295 USD|High: $1,336 USD|Avg: $714 USD|+0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 13$298 USD
Retailer 5$329 USD
Retailer 4$408 USD
Retailer 7$410 USD
Retailer 10$497 USD
Retailer 2$630 USD
Retailer 12$669 USD
Retailer 6$771 USD
Retailer 9$1,019 USD
Retailer 3$1,023 USD
Retailer 11$1,117 USD
Retailer 8$1,276 USD
MOH London$1,328 USD

42 data points across 13 retailers

19 retailers$298 USD to $1,328 USD

Retailer 1
-
$265 USD
Price last confirmed 23 days ago
A
Retailer 2
-
$298 USD
View
Final sale: no returns
Retailer 3
-
$307 USD
View
Price last confirmed 20 days ago
Retailer 4
-
$324 USD
View
Price last confirmed 42 days ago
Retailer 5
-
$329 USD
View
Price last confirmed 31 days ago
Retailer 6
-
$329 USD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$408 USD
View
A
Retailer 8
-
$410 USD
View
A
Retailer 9
-
$497 USD
View
A
Retailer 10
-
$630 USD
£496 GBP
View
B+
Retailer 11
-
$669 USD
View
B+
Retailer 12
-
$771 USD
A$1,186 AUD
View
Retailer 13
-
$935 USD
View
Price last confirmed 12 days ago
B
Retailer 14
-
$1,019 USD
View
B
Retailer 15
-
$1,023 USD
SGD 1,383 SGD
View
Retailer 16
-
$1,056 USD
View
Price last confirmed 26 days ago
B
Retailer 17
-
$1,117 USD
View
B
Retailer 18
-
$1,276 USD
View
Most Expensive
B
MOH London
LG539204345 · Nov 2
$1,328 USD
£1,046 GBP
View
18 more retailers have this diamond
Prices start from $298 USDSave up to $1,030 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
$298 USD