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Round|Lab Grown|IGI

3.12ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG638445532

Shape and cutting style on the report: Round brilliant

Certificate IGI LG638445532

Diamond specifications and retailer prices

From $816 USD
As of October 29, 2026
Save $6,140 USD (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $10,530 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.12ct lab-grown round diamond

This 3.12ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG638445532 or 638445532. Listed at 24 retailers as of October 29, 2026, with a 752% 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

3.12
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638445532
Dimensions9.33 × 9.37 × 5.76 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
9.33 mm9.37 mm3.12 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638445532
Side View
Table 57.0%Crown 35.3°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.6%

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: $10,530 USD|Low: $816 USD|High: $10,530 USD|Avg: $2,929 USD
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
October 29, 2026
Retailer 6$816 USD
Retailer 5$1,224 USD
Retailer 4$1,371 USD
Retailer 9$1,375 USD
Retailer 2$1,424 USD
Retailer 15$2,084 USD
Retailer 13$2,107 USD
Retailer 8$2,168 USD
Retailer 7$2,589 USD
Retailer 3$2,859 USD
Retailer 10$3,505 USD
Retailer 11$4,011 USD
Retailer 14$4,190 USD
Retailer 12$6,956 USD
Brilliant Earth$10,530 USD

40 data points across 15 retailers

24 retailers$816 USD to $6,956 USD

A
Retailer 1
-
$729 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$793 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$816 USD
View
Final sale: no returns
A
Retailer 4
-
$846 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$846 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$1,224 USD
View
A
Retailer 7
-
$1,371 USD
View
A
Retailer 8
-
$1,375 USD
View
A
Retailer 9
-
$1,424 USD
£1,121 GBP
View
B+
Retailer 10
-
$1,617 USD
View
B+
Retailer 11
-
$2,084 USD
View
B+
Retailer 12
-
$2,107 USD
A$3,242 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$2,168 USD
ZAR 35,028 ZAR
View
B+
Retailer 14
-
$2,589 USD
View
B+
Retailer 15
-
$2,625 USD
View
Price last confirmed 22 days ago
B
Retailer 16
-
$2,859 USD
View
B
Retailer 17
-
$2,859 USD
View
B
Retailer 18
-
$3,336 USD
View
B+
Retailer 19
-
$3,505 USD
£2,760 GBP
View
B
Retailer 20
-
$4,011 USD
View
B
Retailer 21
-
$4,190 USD
View
Price last confirmed 11 days ago
B
Retailer 22
-
$6,480 USD
View
B
Retailer 23
-
$6,956 USD
View
Most Expensive
B
Brilliant Earth
18397068Y · Oct 29
$10,530 USD
View
Price under review
23 more retailers have this diamond
Prices start from $816 USDSave up to $6,140 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
3.12ct Round
$816 USD