Radiant|Lab Grown|IGI

1.88ct D FL Radiant Lab Grown Diamond

VG • D/FL

Diamond specifications and retailer prices

From $552 USD
As of October 30, 2026
Save $1,437 USD (72%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,989 USD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

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 very-good cut grade and certified by IGI. Listed at 4 retailers as of October 28, 2026, with prices from $552 to $1,989, a $1,437 spread on the same certified stone. NZ Jewellers lists it at $1,989. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.88
Carat
D
Color
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions8.61 × 6.18 × 4.24 mm
L/W Ratio1.39
Top View
8.61 mm6.18 mm1.88 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 65.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 68.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,989 USD|Low: $552 USD|High: $5,385 USD|Avg: $1,993 USD|-4.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 27, 2026
Retailer 2$552 USD
Retailer 4$619 USD
Retailer 3$926 USD
NZ Jewellers$1,989 USD
Retailer 5$5,385 USD

6 data points across 5 retailers

4 retailers$552 USD to $1,989 USD

A
Cheapest Retailer
-
$552 USD
A
Retailer 2
-
$619 USD
View
A
Retailer 3
-
$926 USD
View
Most Expensive
B
NZ Jewellers
ab37fab6-ae87-4a7e-8850-43fad2650ff1 · Oct 28
$1,989 USD
View
3 more retailers have this diamond
Prices start from $552 USDSave up to $1,437 USD

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
$552 USD