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Marquise|Lab Grown|IGI

5.12ct E VVS2 Marquise Lab Grown Diamond

EX • E/VVS2 • IGI LG821655185

Certificate IGI LG821655185

Diamond specifications and retailer prices

From $6,340 USD
Save $2,770 USD (30%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $9,110 USD at Zales
View at Zales

About this 5.12ct lab-grown marquise diamond

This 5.12ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821655185 or 821655185. Listed at 4 retailers, with prices from $6,340 to $9,110 at Zales, a $2,770 spread on the same certified stone. 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

5.12
Carat
E
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG821655185
Dimensions17.62 × 9.24 × 5.59 mm
L/W Ratio1.91
Top View
17.62 mm9.24 mm5.12 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821655185
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.5%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $7,610 USD|Low: $6,340 USD|High: $9,110 USD|Avg: $8,230 USD
Retailer 1
Retailer 2
Retailer 3
Zales
September 28, 2026
Retailer 2$6,340 USD
Retailer 1$7,610 USD
Retailer 3$9,110 USD
Zales$9,110 USD

3 data points across 4 retailers

4 retailers$6,340 USD to $9,110 USD

B
Cheapest Retailer
-
$6,340 USD
B
Retailer 2
-
$7,610 USD
View
C
Retailer 3
-
$9,110 USD
View
Most Expensive
C
Zales
529255485 · Oct 1
$9,110 USD
View
3 more retailers have this diamond
Prices start from $6,340 USDSave up to $2,770 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.

B
5.12ct Marquise
$6,340 USD