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Radiant|Lab Grown|IGI

3.88ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG771667556

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

Certificate IGI LG771667556

Diamond specifications and retailer prices

From $818 SGD
$640 USD
As of October 29, 2026
Save $6,019 SGD (88%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $6,837 SGD at Frank Darling · As of October 30, 2026
View at Frank Darling

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 LG771667556 or 771667556. Listed at 5 retailers as of October 29, 2026, with prices from $818 to $6,837, a $6,019 spread on the same certified stone. Frank Darling lists it at $6,837. 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 angle47.8°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771667556
Dimensions7.72 × 7.72 × 10.95 mm
L/W Ratio1.00
Culet sizePointed
Top View
7.72 mm7.72 mm3.88 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771667556
Side View
Table 66.0%Crown 47.8°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 67.9%

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 29
Current: $6,837 SGD|Low: $546 SGD|High: $6,838 SGD|Avg: $2,787 SGD|-0.0%
Frank Darling
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
October 30, 2026
Retailer 2$818 SGD
Retailer 14$1,023 SGD
Retailer 8$1,129 SGD
Retailer 15$1,202 SGD
Retailer 12$1,429 SGD
Retailer 10$1,649 SGD
Retailer 7$2,022 SGD
Retailer 3$2,573 SGD
Retailer 4$2,763 SGD
Retailer 5$2,899 SGD
Retailer 11$3,320 SGD
Retailer 9$4,641 SGD
Retailer 13$6,072 SGD
Retailer 6$6,481 SGD
Frank Darling$6,837 SGD

19 data points across 15 retailers

5 retailers$818 SGD to $6,837 SGD

A
Cheapest Retailer
-
$818 SGD
$640 USD
Final sale: no returns
B+
Retailer 2
-
$1,129 SGD
$883 USD
View
Retailer 3
-
$1,649 SGD
$1,290 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$4,641 SGD
$3,630 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Frank Darling
100756378406KD · Oct 30
$6,837 SGD
$5,348 USD
View
4 more retailers have this diamond
Prices start from $818 SGDSave up to $6,019 SGD

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
$818 SGD