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Round|Lab Grown|IGI

1.54ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG770649447

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770649447

Diamond specifications and retailer prices

From $1,191 NZD
$670 USD
As of November 1, 2026
Save $5,563 NZD (82%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $6,754 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round 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 LG770649447 or 770649447. Listed at 25 retailers as of November 1, 2026, with prices from $1,191 to $6,754, a $5,563 spread on the same certified stone. Brilliant Earth lists it at $6,754. 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 angle33.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770649447
Dimensions7.46 × 7.51 × 4.48 mm
L/W Ratio1.01
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
7.46 mm7.51 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770649447
Side View
Table 59.0%Crown 33.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.9%

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: $6,754 NZD|Low: $1,143 NZD|High: $8,798 NZD|Avg: $3,303 NZD|-23.2%
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
November 3, 2026
Retailer 3$1,191 NZD
Retailer 16$1,294 NZD
Retailer 5$1,381 NZD
Retailer 6$1,381 NZD
Retailer 14$1,697 NZD
Retailer 11$1,889 NZD
Retailer 7$1,973 NZD
Retailer 15$2,123 NZD
Retailer 2$2,201 NZD
Retailer 9$2,536 NZD
Retailer 10$3,116 NZD
Retailer 4$3,882 NZD
Retailer 8$4,450 NZD
Retailer 13$5,814 NZD
Retailer 12$6,532 NZD
Brilliant Earth$6,754 NZD

39 data points across 16 retailers

25 retailers$1,191 NZD to $6,754 NZD

A
Cheapest Retailer
-
$1,191 NZD
$670 USD
A
Retailer 2
-
$1,294 NZD
$728 USD
View
A
Retailer 3
-
$1,331 NZD
$749 USD
View
Final sale: no returns
A
Retailer 4
-
$1,381 NZD
$777 USD
View
Retailer 5
-
$1,381 NZD
$777 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$1,697 NZD
$955 USD
View
B+
Retailer 7
-
$1,813 NZD
$1,020 USD
View
A
Retailer 8
-
$1,889 NZD
£837 GBP
View
B+
Retailer 9
-
$1,973 NZD
$1,110 USD
View
B+
Retailer 10
-
$1,980 NZD
$1,114 USD
View
B+
Retailer 11
-
$2,123 NZD
A$1,838 AUD
View
B+
Retailer 12
-
$2,201 NZD
£975 GBP
View
B+
Retailer 13
-
$2,536 NZD
ZAR 23,053 ZAR
View
B+
Retailer 14
-
$3,116 NZD
$1,753 USD
View
Retailer 15
-
$3,400 NZD
$1,913 USD
View
Price last confirmed 42 days ago
B
Retailer 16
-
$3,882 NZD
$2,184 USD
View
B
Retailer 17
-
$4,450 NZD
$2,504 USD
View
B
Retailer 18
-
$4,641 NZD
SGD 3,529 SGD
View
B
Retailer 19
-
$4,710 NZD
$2,650 USD
View
Retailer 20
-
$4,754 NZD
$2,675 USD
View
Price last confirmed 26 days ago
B
Retailer 21
-
$4,762 NZD
$2,679 USD
View
B
Retailer 22
-
$4,784 NZD
$2,692 USD
View
B
Retailer 23
-
$5,814 NZD
£2,576 GBP
View
B
Retailer 24
-
$6,532 NZD
€3,500 EUR
View
Most Expensive
B
Brilliant Earth
18991771A · Nov 2
$6,754 NZD
$3,800 USD
View
24 more retailers have this diamond
Prices start from $1,191 NZDSave up to $5,563 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 Round
$1,191 NZD