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Radiant|Lab Grown|IGI

1.88ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG799643661

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG799643661

Diamond specifications and retailer prices

From $1,419 NZD
£630 GBP
As of November 1, 2026
Save $7,293 NZD (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $8,712 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.88ct lab-grown radiant diamond

This 1.88ct lab-grown radiant 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 LG799643661 or 799643661. Listed at 9 retailers as of October 31, 2026, with prices from $1,419 to $8,712, a $7,293 spread on the same certified stone. Do Amore Diamonds lists it at $8,712. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.88
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799643661
Dimensions8.61 × 6.18 × 4.24 mm
L/W Ratio1.39
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
8.61 mm6.18 mm1.88 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799643661
Side View
Table 65.0%Crown 38.7°Girdle: Slightly ThickPavilion 37.4°Culet: NoneDepth 68.6%

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: $8,712 NZD|Low: $1,419 NZD|High: $10,930 NZD|Avg: $5,666 NZD|-4.3%
Do Amore Diamonds
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
November 1, 2026
Retailer 2$1,419 NZD
Retailer 11$1,875 NZD
Retailer 8$1,881 NZD
Retailer 15$2,917 NZD
Retailer 12$3,137 NZD
Retailer 14$3,963 NZD
Retailer 4$4,214 NZD
Retailer 6$5,060 NZD
Retailer 10$5,854 NZD
Retailer 3$6,274 NZD
Retailer 5$6,841 NZD
Retailer 9$7,417 NZD
Retailer 13$8,055 NZD
Do Amore Diamonds$8,712 NZD
Retailer 7$9,959 NZD

17 data points across 15 retailers

9 retailers$1,419 NZD to $8,712 NZD

A
Cheapest Retailer
-
$1,419 NZD
£630 GBP
A
Retailer 2
-
$1,875 NZD
$1,057 USD
View
A
Retailer 3
-
$1,881 NZD
$1,060 USD
View
B+
Retailer 4
-
$3,137 NZD
$1,768 USD
View
B+
Retailer 5
-
$3,963 NZD
$2,234 USD
View
B
Retailer 6
-
$5,854 NZD
£2,598 GBP
View
B
Retailer 7
-
$7,417 NZD
$4,180 USD
View
Retailer 8
-
$8,055 NZD
$4,540 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-95B118855 · Oct 31
$8,712 NZD
$4,910 USD
View
8 more retailers have this diamond
Prices start from $1,419 NZDSave up to $7,293 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
1.88ct Radiant
$1,419 NZD