Oval|Lab Grown|IGI

1.54ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG831696309

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG831696309

Diamond specifications and retailer prices

From $265 USD
As of October 29, 2026
Save $2,185 USD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,450 USD at Helzberg Diamonds · As of October 30, 2026
View at Helzberg Diamonds

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831696309 or 831696309. Listed at 24 retailers as of October 29, 2026, with prices from $265 to $2,450, a $2,185 spread on the same certified stone. Helzberg Diamonds lists it at $2,450. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831696309
Dimensions9.19 × 6.28 × 4.11 mm
L/W Ratio1.46
Girdle conditionFaceted
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
9.19 mm6.28 mm1.54 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831696309
Side View
Table 59.0%Crown 35.9°Girdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 65.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,450 USD|Low: $265 USD|High: $2,900 USD|Avg: $962 USD
Helzberg Diamonds
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
October 31, 2026
Retailer 8$265 USD
Retailer 14$297 USD
Retailer 16$308 USD
Retailer 5$329 USD
Retailer 9$329 USD
Retailer 4$340 USD
Retailer 19$490 USD
Retailer 15$546 USD
Retailer 2$554 USD
Retailer 23$565 USD
Retailer 12$592 USD
Retailer 18$625 USD
Retailer 24$764 USD
Retailer 20$839 USD
Retailer 6$1,040 USD
Retailer 7$1,057 USD
Retailer 17$1,087 USD
Retailer 10$1,108 USD
Retailer 13$1,182 USD
Retailer 3$1,320 USD
Retailer 11$1,401 USD
Retailer 22$2,165 USD
Retailer 21$2,410 USD
Helzberg Diamonds$2,450 USD

19 data points across 24 retailers

24 retailers$265 USD to $2,450 USD

A
Cheapest Retailer
-
$265 USD
A
Retailer 2
-
$297 USD
View
Final sale: no returns
A
Retailer 3
-
$308 USD
View
A
Retailer 4
-
$329 USD
View
A
Retailer 5
-
$329 USD
View
Retailer 6
-
$340 USD
£268 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
$490 USD
View
A
Retailer 8
-
$546 USD
View
A
Retailer 9
-
$554 USD
€528 EUR
View
A
Retailer 10
-
$565 USD
ZAR 9,126 ZAR
View
A
Retailer 11
-
$592 USD
View
A
Retailer 12
-
$625 USD
£492 GBP
View
A
Retailer 13
-
$764 USD
A$1,176 AUD
View
A
Retailer 14
-
$839 USD
View
B+
Retailer 15
-
$1,040 USD
View
B+
Retailer 16
-
$1,057 USD
View
B+
Retailer 17
-
$1,087 USD
SGD 1,469 SGD
View
B+
Retailer 18
-
$1,108 USD
View
B+
Retailer 19
-
$1,182 USD
View
B+
Retailer 20
-
$1,320 USD
£1,039 GBP
View
B+
Retailer 21
-
$1,401 USD
View
B
Retailer 22
-
$2,165 USD
View
B
Retailer 23
-
$2,410 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOJHMPMJGP · Oct 30
$2,450 USD
View
23 more retailers have this diamond
Prices start from $265 USDSave up to $2,185 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
$265 USD