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Round|Lab Grown|IGI

1.99ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG780685558

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780685558

Diamond specifications and retailer prices

From $2,466 NZD
$1,390 USD
As of October 28, 2026
Save $9,439 NZD (79%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $11,906 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.99ct lab-grown round diamond

This 1.99ct 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 LG780685558 or 780685558. Listed at 23 retailers as of October 28, 2026, with prices from $2,466 to $11,906, a $9,439 spread on the same certified stone. Brilliant Earth lists it at $11,906. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.99
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780685558
Dimensions8.11 × 8.05 × 4.94 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
8.11 mm8.05 mm1.99 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780685558
Side View
Table 57.0%Crown 33.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.2%

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 28
Current: $11,906 NZD|Low: $2,466 NZD|High: $11,906 NZD|Avg: $5,610 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
October 31, 2026
Retailer 5$2,466 NZD
Retailer 2$2,865 NZD
Retailer 3$2,915 NZD
Retailer 10$3,423 NZD
Retailer 6$3,585 NZD
Retailer 11$3,652 NZD
Retailer 4$4,455 NZD
Retailer 7$4,697 NZD
Retailer 12$7,005 NZD
Retailer 8$8,254 NZD
Retailer 13$8,545 NZD
Retailer 9$10,329 NZD
Brilliant Earth$11,906 NZD

44 data points across 13 retailers

23 retailers$2,466 NZD to $11,906 NZD

Retailer 1
-
$2,202 NZD
$1,241 USD
Price last confirmed 20 days ago
Retailer 2
-
$2,397 NZD
$1,351 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$2,466 NZD
$1,390 USD
View
Final sale: no returns
Retailer 4
-
$2,555 NZD
$1,440 USD
View
Price last confirmed 18 days ago
Retailer 5
-
$2,555 NZD
$1,440 USD
View
Price last confirmed 28 days ago
B+
Retailer 6
-
$2,865 NZD
$1,615 USD
View
B+
Retailer 7
-
$2,915 NZD
$1,643 USD
View
B+
Retailer 8
-
$3,350 NZD
$1,888 USD
View
B+
Retailer 9
-
$3,423 NZD
A$2,968 AUD
View
B+
Retailer 10
-
$3,585 NZD
£1,591 GBP
View
B+
Retailer 11
-
$3,652 NZD
$2,058 USD
View
B+
Retailer 12
-
$4,455 NZD
$2,511 USD
View
B+
Retailer 13
-
$4,697 NZD
ZAR 42,766 ZAR
View
Retailer 14
-
$4,789 NZD
$2,699 USD
View
Price last confirmed 23 days ago
Retailer 15
-
$4,895 NZD
$2,759 USD
View
Price last confirmed 8 days ago
B
Retailer 16
-
$7,005 NZD
$3,948 USD
View
B
Retailer 17
-
$7,331 NZD
$4,132 USD
View
B
Retailer 18
-
$8,014 NZD
$4,517 USD
View
B
Retailer 19
-
$8,254 NZD
£3,663 GBP
View
B
Retailer 20
-
$8,545 NZD
SGD 6,508 SGD
View
B
Retailer 21
-
$8,961 NZD
$5,051 USD
View
B
Retailer 22
-
$10,329 NZD
€5,544 EUR
View
Most Expensive
B
Brilliant Earth
19705441A · Oct 29
$11,906 NZD
$6,710 USD
View
22 more retailers have this diamond
Prices start from $2,466 NZDSave up to $9,439 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
1.99ct Round
$2,466 NZD