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Round|Lab Grown|IGI

3.71ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG626426185

Shape and cutting style on the report: Round brilliant

Certificate IGI LG626426185

Diamond specifications and retailer prices

From $1,459 USD
CA$2,026 CAD
As of October 30, 2026
Save $470 USD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,929 USD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.71ct lab-grown round diamond

This 3.71ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG626426185 or 626426185. Listed at 2 retailers as of October 30, 2026, with prices from $1,459 to $1,929, a $470 spread on the same certified stone. The Diamond Guys lists it at $1,929. 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

3.71
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626426185
Dimensions10.06 × 10.00 × 6.03 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.06 mm10.00 mm3.71 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626426185
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,459 USD|Low: $540 USD|High: $3,380 USD|Avg: $1,396 USD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
The Diamond Guys
August 3, 2026
Retailer 3$737 USD
Retailer 9$807 USD
Retailer 8$952 USD
Retailer 11$953 USD
Retailer 5$1,069 USD
Retailer 2$1,218 USD
Retailer 4$1,225 USD
Retailer 1$1,459 USD
Retailer 6$1,716 USD
Retailer 10$1,745 USD
The Diamond Guys$1,929 USD
Retailer 7$2,298 USD
Retailer 12$3,150 USD

59 data points across 13 retailers

2 retailers$1,459 USD to $1,929 USD

B+
Cheapest Retailer
-
$1,459 USD
CA$2,026 CAD
Most Expensive
B
The Diamond Guys
1954433971 · Oct 30
$1,929 USD
View
1 more retailer has this diamond
Prices start from $1,459 USDSave up to $470 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.

B+
3.71ct Round
$1,459 USD