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Radiant|Lab Grown|IGI

4.05ct H VVS2 Radiant Lab Grown Diamond

ID • H/VVS2 • IGI LG690508407

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

Certificate IGI LG690508407

Diamond specifications and retailer prices

From $889 SGD
$695 USD
As of October 31, 2026
Save $4,802 SGD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,691 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.05ct lab-grown radiant diamond

This 4.05ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG690508407 or 690508407. Listed at 19 retailers as of October 31, 2026, with prices from $889 to $5,691, a $4,802 spread on the same certified stone. Brilliant Earth lists it at $5,691. 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

4.05
Carat
H
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG690508407
Dimensions11.12 × 7.85 × 5.36 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.12 mm7.85 mm4.05 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG690508407
Side View
Table 67.0%Crown 46°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 68.3%

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 31
Current: $5,691 SGD|Low: $749 SGD|High: $6,407 SGD|Avg: $2,215 SGD|-10.8%
Brilliant Earth
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
Retailer 16
November 1, 2026
Retailer 8$889 SGD
Retailer 7$985 SGD
Retailer 16$999 SGD
Retailer 9$1,087 SGD
Retailer 14$1,319 SGD
Retailer 6$1,362 SGD
Retailer 13$1,409 SGD
Retailer 15$1,546 SGD
Retailer 12$1,824 SGD
Retailer 11$1,835 SGD
Retailer 10$1,870 SGD
Retailer 5$2,670 SGD
Retailer 4$2,893 SGD
Retailer 3$2,967 SGD
Retailer 2$3,978 SGD
Brilliant Earth$5,691 SGD

36 data points across 16 retailers

19 retailers$889 SGD to $5,691 SGD

Retailer 1
-
$794 SGD
$621 USD
Price last confirmed 25 days ago
A
Retailer 2
-
$889 SGD
$695 USD
View
Final sale: no returns
Retailer 3
-
$889 SGD
$695 USD
View
Price last confirmed 36 days ago
Retailer 4
-
$985 SGD
$770 USD
View
Price last confirmed 30 days ago
A
Retailer 5
-
$999 SGD
HK$6,100 HKD
View
A
Retailer 6
-
$1,087 SGD
$850 USD
View
A
Retailer 7
-
$1,319 SGD
$1,031 USD
View
Retailer 8
-
$1,362 SGD
€1,014 EUR
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$1,409 SGD
$1,102 USD
View
A
Retailer 10
-
$1,546 SGD
$1,209 USD
View
A
Retailer 11
-
$1,824 SGD
ZAR 23,038 ZAR
View
A
Retailer 12
-
$1,835 SGD
A$2,208 AUD
View
A
Retailer 13
-
$1,870 SGD
$1,462 USD
View
Retailer 14
-
$2,588 SGD
$2,024 USD
View
Price last confirmed 33 days ago
B+
Retailer 15
-
$2,670 SGD
£1,644 GBP
View
B+
Retailer 16
-
$2,893 SGD
View
B+
Retailer 17
-
$2,967 SGD
$2,320 USD
View
B+
Retailer 18
-
$3,978 SGD
£2,449 GBP
View
Most Expensive
B
Brilliant Earth
17681391A · Oct 31
$5,691 SGD
$4,450 USD
View
18 more retailers have this diamond
Prices start from $889 SGDSave up to $4,802 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
4.05ct Radiant
$889 SGD