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Radiant|Lab Grown|IGI

3.88ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG776654289

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

Certificate IGI LG776654289

Diamond specifications and retailer prices

From $1,784 AUD
$1,253 USD
As of October 29, 2026
Save $10,288 AUD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $13,069 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.88ct lab-grown radiant diamond

This 3.88ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG776654289 or 776654289. Listed at 23 retailers as of October 29, 2026, with a 577% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.88
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776654289
Dimensions10.77 × 7.80 × 5.29 mm
L/W Ratio1.38
Culet sizePointed
Top View
10.77 mm7.80 mm3.88 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776654289
Side View
Table 67.0%Crown 47.2°Girdle: MediumPavilion 36.4°Culet: NoneDepth 67.8%

Caratlytics Score

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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 29
Current: $2,731 AUD|Low: $1,412 AUD|High: $12,457 AUD|Avg: $3,778 AUD|-1.2%
Retailer 1
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
October 30, 2026
Retailer 3$1,471 AUD
Retailer 4$1,707 AUD
Retailer 13$1,707 AUD
Retailer 10$1,784 AUD
Retailer 9$1,957 AUD
Retailer 6$2,403 AUD
Retailer 14$2,535 AUD
Retailer 1$2,731 AUD
Retailer 11$4,250 AUD
Retailer 7$4,374 AUD
Retailer 2$4,662 AUD
Retailer 5$5,292 AUD
Retailer 8$6,084 AUD
Retailer 12$12,072 AUD

42 data points across 14 retailers

23 retailers$1,784 AUD to $12,072 AUD

Retailer 1
-
$1,471 AUD
$1,033 USD
Price last confirmed 22 days ago
Retailer 2
-
$1,600 AUD
$1,124 USD
View
Price last confirmed 33 days ago
Retailer 3
-
$1,707 AUD
$1,199 USD
View
Price last confirmed 27 days ago
Retailer 4
-
$1,707 AUD
$1,199 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$1,784 AUD
$1,253 USD
View
Final sale: no returns
A
Retailer 6
-
$1,957 AUD
$1,375 USD
View
A
Retailer 7
-
$2,390 AUD
$1,679 USD
View
A
Retailer 8
-
$2,403 AUD
$1,688 USD
View
Retailer 9
-
$2,535 AUD
£1,402 GBP
View
Price last confirmed 13 days ago
A
Retailer 10
-
$2,731 AUD
£1,511 GBP
View
B+
Retailer 11
-
$3,531 AUD
$2,480 USD
View
Retailer 12
-
$3,531 AUD
$2,480 USD
View
Price last confirmed 30 days ago
B+
Retailer 13
-
$3,566 AUD
$2,505 USD
View
Retailer 14
-
$4,250 AUD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
$4,374 AUD
ZAR 49,635 ZAR
View
Retailer 16
-
$4,662 AUD
View
Price last confirmed 22 days ago
B
Retailer 17
-
$5,207 AUD
£2,880 GBP
View
B
Retailer 18
-
$5,292 AUD
$3,717 USD
View
B
Retailer 19
-
$5,431 AUD
$3,815 USD
View
B
Retailer 20
-
$6,084 AUD
£3,365 GBP
View
B
Retailer 21
-
$6,693 AUD
$4,701 USD
View
B
Retailer 22
-
$12,072 AUD
$8,480 USD
View
Most Expensive
Do Amore Diamonds
27-DC133CA1F · Oct 30
$13,069 AUD
$9,180 USD
View
Price under review
22 more retailers have this diamond
Prices start from $1,784 AUDSave up to $10,288 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
3.88ct Radiant
$1,784 AUD