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Oval|Lab Grown|IGI

1.54ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG669418958

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG669418958

Diamond specifications and retailer prices

From $512 NZD
As of November 5, 2026
Save $4,202 NZD (89%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $4,714 NZD at Brilliant Earth · As of November 4, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG669418958 or 669418958. Listed at 31 retailers as of November 4, 2026, with prices from $512 to $4,714, a $4,202 spread on the same certified stone. Brilliant Earth lists it at $4,714. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669418958
Dimensions9.57 × 6.49 × 4.08 mm
L/W Ratio1.47
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
9.57 mm6.49 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669418958
Side View
Table 59.0%Crown 33.2°Girdle: MED-STKPavilion 41.8°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 5
Current: $4,714 NZD|Low: $512 NZD|High: $5,924 NZD|Avg: $2,031 NZD|-20.4%
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 6, 2026
Retailer 13$512 NZD
Retailer 18$854 NZD
Retailer 11$865 NZD
Retailer 3$889 NZD
Retailer 20$1,035 NZD
Retailer 8$1,041 NZD
Retailer 17$1,085 NZD
Retailer 2$1,098 NZD
Retailer 9$1,281 NZD
Retailer 10$1,409 NZD
Retailer 4$1,439 NZD
Retailer 16$1,475 NZD
Retailer 21$1,752 NZD
Retailer 6$2,241 NZD
Retailer 12$2,318 NZD
Retailer 5$2,450 NZD
Retailer 14$2,482 NZD
Retailer 19$2,533 NZD
Retailer 22$3,408 NZD
Retailer 7$4,091 NZD
Retailer 15$4,296 NZD
Brilliant Earth$4,714 NZD

40 data points across 22 retailers

31 retailers$512 NZD to $4,714 NZD

Retailer 1
-
$489 NZD
Price last confirmed 39 days ago
A
Retailer 2
-
$512 NZD
View
Final sale: no returns
Retailer 3
-
$534 NZD
View
Price last confirmed 24 days ago
Retailer 4
-
$567 NZD
View
Price last confirmed 42 days ago
A
Retailer 5
-
$571 NZD
View
Retailer 6
-
$571 NZD
View
Price last confirmed 27 days ago
Retailer 7
-
$571 NZD
View
Price last confirmed 35 days ago
Retailer 8
-
$598 NZD
View
Price last confirmed 38 days ago
A
Retailer 9
-
$854 NZD
View
A
Retailer 10
-
$865 NZD
View
A
Retailer 11
-
$889 NZD
View
A
Retailer 12
-
$1,035 NZD
View
A
Retailer 13
-
$1,041 NZD
View
A
Retailer 14
-
$1,085 NZD
View
A
Retailer 15
-
$1,098 NZD
View
A
Retailer 16
-
$1,281 NZD
View
A
Retailer 17
-
$1,409 NZD
View
A
Retailer 18
-
$1,439 NZD
View
A
Retailer 19
-
$1,475 NZD
View
B+
Retailer 20
-
$1,752 NZD
View
Retailer 21
-
$2,023 NZD
View
Price last confirmed 27 days ago
Retailer 22
-
$2,151 NZD
View
Price last confirmed 37 days ago
B+
Retailer 23
-
$2,241 NZD
View
B+
Retailer 24
-
$2,318 NZD
View
B+
Retailer 25
-
$2,450 NZD
View
B+
Retailer 26
-
$2,482 NZD
View
Retailer 27
-
$2,533 NZD
View
Price last confirmed 8 days ago
Retailer 28
-
$3,408 NZD
View
Price last confirmed 29 days ago
B
Retailer 29
-
$4,091 NZD
View
Retailer 30
-
$4,296 NZD
View
Price last confirmed 39 days ago
Most Expensive
B
Brilliant Earth
13415820Y · Nov 4
$4,714 NZD
$2,650 USD
View
30 more retailers have this diamond
Prices start from $512 NZDSave up to $4,202 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
$512 NZD