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Round|Lab Grown|IGI

3.68ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG621408866

Shape and cutting style on the report: Round brilliant

Certificate IGI LG621408866

Diamond specifications and retailer prices

From $822 NZD
$463 USD
As of October 31, 2026
Save $2,626 NZD (76%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,447 NZD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 3.68ct lab-grown round diamond

This 3.68ct 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 LG621408866 or 621408866. Listed at 4 retailers as of October 31, 2026, with prices from $822 to $3,447, a $2,626 spread on the same certified stone. The Diamond Guys lists it at $3,447. 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

3.68
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621408866
Dimensions9.95 × 9.90 × 6.08 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
9.95 mm9.90 mm3.68 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621408866
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.3%

Caratlytics Score

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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: $822 NZD|Low: $822 NZD|High: $6,192 NZD|Avg: $2,388 NZD|-5.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
The Diamond Guys
October 27, 2026
Retailer 1$822 NZD
Retailer 9$1,127 NZD
Retailer 6$1,169 NZD
Retailer 5$1,315 NZD
Retailer 3$1,439 NZD
Retailer 11$1,544 NZD
Retailer 12$1,739 NZD
Retailer 7$2,229 NZD
Retailer 13$2,384 NZD
Retailer 4$2,606 NZD
Retailer 10$3,332 NZD
The Diamond Guys$3,447 NZD
Retailer 2$4,052 NZD
Retailer 8$6,192 NZD

6 data points across 14 retailers

4 retailers$822 NZD to $3,447 NZD

A
Cheapest Retailer
-
$822 NZD
$463 USD
Final sale: no returns
B+
Retailer 2
-
$1,169 NZD
$659 USD
View
B+
Retailer 3
-
$2,606 NZD
CA$2,040 CAD
View
Most Expensive
B
The Diamond Guys
1954433978 · Nov 1
$3,447 NZD
$1,943 USD
View
3 more retailers have this diamond
Prices start from $822 NZDSave up to $2,626 NZD

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
3.68ct Round
$822 NZD