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Oval|Lab Grown|IGI

1.55ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG756575043

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG756575043

Diamond specifications and retailer prices

From $1,322 NZD
$745 USD
As of October 30, 2026
Save $4,483 NZD (77%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $9,705 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.55ct lab-grown oval diamond

This 1.55ct 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 LG756575043 or 756575043. Listed at 24 retailers as of October 29, 2026, with a 339% 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

1.55
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756575043
Dimensions9.14 × 6.54 × 4.09 mm
L/W Ratio1.40
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
9.14 mm6.54 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756575043
Side View
Table 61.0%Crown 37.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.4%

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 30
Current: $9,705 NZD|Low: $1,322 NZD|High: $9,705 NZD|Avg: $3,558 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
October 31, 2026
Retailer 6$1,322 NZD
Retailer 8$1,694 NZD
Retailer 5$1,804 NZD
Retailer 15$1,966 NZD
Retailer 10$2,120 NZD
Retailer 2$2,193 NZD
Retailer 11$2,520 NZD
Retailer 14$3,068 NZD
Retailer 7$4,272 NZD
Retailer 3$4,430 NZD
Retailer 12$4,529 NZD
Retailer 4$4,623 NZD
Retailer 9$5,805 NZD
Retailer 13$7,150 NZD
Brilliant Earth$9,705 NZD

44 data points across 15 retailers

24 retailers$1,322 NZD to $5,805 NZD

Retailer 1
-
$1,182 NZD
$666 USD
Price last confirmed 21 days ago
Retailer 2
-
$1,286 NZD
$725 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$1,322 NZD
$745 USD
View
Final sale: no returns
Retailer 4
-
$1,372 NZD
$773 USD
View
Price last confirmed 19 days ago
Retailer 5
-
$1,372 NZD
$773 USD
View
Price last confirmed 29 days ago
A
Retailer 6
-
$1,694 NZD
$955 USD
View
B+
Retailer 7
-
$1,804 NZD
$1,017 USD
View
B+
Retailer 8
-
$1,966 NZD
$1,108 USD
View
B+
Retailer 9
-
$2,097 NZD
$1,182 USD
View
B+
Retailer 10
-
$2,120 NZD
A$1,838 AUD
View
B+
Retailer 11
-
$2,193 NZD
£973 GBP
View
B+
Retailer 12
-
$2,520 NZD
ZAR 22,941 ZAR
View
B+
Retailer 13
-
$3,068 NZD
$1,729 USD
View
Retailer 14
-
$3,854 NZD
$2,172 USD
View
Price last confirmed 24 days ago
B
Retailer 15
-
$4,272 NZD
£1,896 GBP
View
B+
Retailer 16
-
$4,430 NZD
$2,497 USD
View
B
Retailer 17
-
$4,529 NZD
€2,431 EUR
View
B
Retailer 18
-
$4,623 NZD
SGD 3,521 SGD
View
B
Retailer 19
-
$4,675 NZD
$2,635 USD
View
B
Retailer 20
-
$4,729 NZD
$2,665 USD
View
B
Retailer 21
-
$4,756 NZD
$2,681 USD
View
B
Retailer 22
-
$5,805 NZD
£2,576 GBP
View
Retailer 23
-
$7,150 NZD
$4,030 USD
View
Price last confirmed 10 days ago
Most Expensive
Brilliant Earth
18561420A · Oct 29
$9,705 NZD
$5,470 USD
View
Price under review
23 more retailers have this diamond
Prices start from $1,322 NZDSave up to $4,483 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
1.55ct Oval
$1,322 NZD