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Oval|Lab Grown|IGI

1.54ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG772670455

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG772670455

Diamond specifications and retailer prices

From $1,177 NZD
$662 USD
As of November 1, 2026
Save $5,879 NZD (83%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $9,669 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG772670455 or 772670455. Listed at 25 retailers as of November 1, 2026, with a 500% 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

1.54
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772670455
Dimensions9.33 × 6.45 × 4.06 mm
L/W Ratio1.45
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
9.33 mm6.45 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772670455
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.9%

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: Nov 1
Current: $9,669 NZD|Low: $1,129 NZD|High: $9,669 NZD|Avg: $3,401 NZD
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
Retailer 16
Retailer 17
November 2, 2026
Retailer 3$1,177 NZD
Retailer 17$1,280 NZD
Retailer 6$1,365 NZD
Retailer 7$1,365 NZD
Retailer 11$1,542 NZD
Retailer 13$1,680 NZD
Retailer 8$1,955 NZD
Retailer 16$2,112 NZD
Retailer 12$2,182 NZD
Retailer 2$2,507 NZD
Retailer 10$3,084 NZD
Retailer 5$3,837 NZD
Retailer 9$4,409 NZD
Retailer 15$4,509 NZD
Retailer 14$5,778 NZD
Retailer 4$7,056 NZD
Brilliant Earth$9,669 NZD

37 data points across 17 retailers

25 retailers$1,177 NZD to $7,056 NZD

A
Cheapest Retailer
-
$1,177 NZD
$662 USD
A
Retailer 2
-
$1,280 NZD
$720 USD
View
A
Retailer 3
-
$1,317 NZD
$741 USD
View
Final sale: no returns
Retailer 4
-
$1,365 NZD
$768 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$1,365 NZD
$768 USD
View
A
Retailer 6
-
$1,542 NZD
£683 GBP
View
A
Retailer 7
-
$1,680 NZD
$945 USD
View
B+
Retailer 8
-
$1,799 NZD
$1,012 USD
View
B+
Retailer 9
-
$1,955 NZD
$1,100 USD
View
B+
Retailer 10
-
$2,076 NZD
$1,168 USD
View
B+
Retailer 11
-
$2,112 NZD
A$1,828 AUD
View
B+
Retailer 12
-
$2,182 NZD
£967 GBP
View
B+
Retailer 13
-
$2,507 NZD
ZAR 22,789 ZAR
View
B+
Retailer 14
-
$3,084 NZD
$1,735 USD
View
B
Retailer 15
-
$3,837 NZD
$2,159 USD
View
B
Retailer 16
-
$4,253 NZD
£1,884 GBP
View
B+
Retailer 17
-
$4,409 NZD
$2,481 USD
View
B
Retailer 18
-
$4,509 NZD
€2,416 EUR
View
B
Retailer 19
-
$4,599 NZD
SGD 3,497 SGD
View
B
Retailer 20
-
$4,655 NZD
$2,619 USD
View
B
Retailer 21
-
$4,708 NZD
$2,649 USD
View
B
Retailer 22
-
$4,741 NZD
$2,668 USD
View
B
Retailer 23
-
$5,778 NZD
£2,560 GBP
View
B
Retailer 24
-
$7,056 NZD
$3,970 USD
View
Most Expensive
Brilliant Earth
18530186A · Nov 2
$9,669 NZD
$5,440 USD
View
Price under review
24 more retailers have this diamond
Prices start from $1,177 NZDSave up to $5,879 NZD

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
$1,177 NZD