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Radiant|Lab Grown|IGI

1.88ct D FL Radiant Lab Grown Diamond

VG • D/FL • IGI LG818653767

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

Certificate IGI LG818653767

Diamond specifications and retailer prices

From $930 AUD
$652 USD
As of October 30, 2026
Save $5,583 AUD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $6,514 AUD at Rare Carat · As of November 1, 2026
View at Rare Carat

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 LG818653767 or 818653767. Listed at 22 retailers as of October 30, 2026, with prices from $930 to $6,514, a $5,583 spread on the same certified stone. Rare Carat lists it at $6,514. 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
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.4°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818653767
Dimensions8.56 × 6.15 × 4.27 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
8.56 mm6.15 mm1.88 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818653767
Side View
Table 62.0%Crown 40.4°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 69.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,514 AUD|Low: $930 AUD|High: $8,590 AUD|Avg: $2,989 AUD|-1.2%
Rare Carat
Retailer 2
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Retailer 11
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Retailer 17
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Retailer 20
Retailer 21
November 2, 2026
Retailer 14$930 AUD
Retailer 21$1,013 AUD
Retailer 12$1,080 AUD
Retailer 5$1,086 AUD
Retailer 18$1,334 AUD
Retailer 4$1,448 AUD
Retailer 2$1,726 AUD
Retailer 19$1,762 AUD
Retailer 15$1,847 AUD
Retailer 17$1,984 AUD
Retailer 7$2,310 AUD
Retailer 6$2,511 AUD
Retailer 10$3,035 AUD
Retailer 8$3,349 AUD
Retailer 20$3,552 AUD
Retailer 9$3,725 AUD
Retailer 11$3,916 AUD
Retailer 13$4,549 AUD
Retailer 3$5,532 AUD
Retailer 16$6,278 AUD
Rare Carat$6,514 AUD

31 data points across 21 retailers

22 retailers$930 AUD to $6,514 AUD

A
Cheapest Retailer
-
$930 AUD
$652 USD
A
Retailer 2
-
$1,013 AUD
$710 USD
View
A
Retailer 3
-
$1,080 AUD
$757 USD
View
A
Retailer 4
-
$1,086 AUD
$761 USD
View
Final sale: no returns
Retailer 5
-
$1,153 AUD
$808 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
$1,334 AUD
$935 USD
View
A
Retailer 7
-
$1,448 AUD
$1,015 USD
View
A
Retailer 8
-
$1,726 AUD
£952 GBP
View
A
Retailer 9
-
$1,762 AUD
$1,235 USD
View
B+
Retailer 10
-
$1,847 AUD
€1,233 EUR
View
B+
Retailer 11
-
$1,984 AUD
ZAR 22,458 ZAR
View
B+
Retailer 12
-
$2,310 AUD
$1,619 USD
View
B+
Retailer 13
-
$2,511 AUD
$1,760 USD
View
B
Retailer 14
-
$3,035 AUD
$2,127 USD
View
B
Retailer 15
-
$3,349 AUD
£1,848 GBP
View
B
Retailer 16
-
$3,552 AUD
$2,489 USD
View
B
Retailer 17
-
$3,725 AUD
$2,611 USD
View
B
Retailer 18
-
$3,916 AUD
SGD 3,709 SGD
View
B
Retailer 19
-
$4,549 AUD
£2,510 GBP
View
B
Retailer 20
-
$5,532 AUD
$3,877 USD
View
B
Retailer 21
-
$6,278 AUD
$4,400 USD
View
Most Expensive
B
Rare Carat
PD-234952 · Nov 1
$6,514 AUD
$4,565 USD
View
21 more retailers have this diamond
Prices start from $930 AUDSave up to $5,583 AUD

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
$930 AUD