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Round|Lab Grown|IGI

6.20ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG828615343

Shape and cutting style on the report: Round brilliant

Certificate IGI LG828615343

Diamond specifications and retailer prices

From $16,293 NZD
$9,183 USD
As of November 1, 2026
Save $42,049 NZD (72%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $58,342 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 6.2ct lab-grown round diamond

This 6.2ct lab-grown round sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG828615343 or 828615343. Listed at 9 retailers as of October 31, 2026, with prices from $16,293 to $58,342, a $42,049 spread on the same certified stone. Taylor and Hart lists it at $58,342. 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

6.20
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828615343
Dimensions11.67 × 11.76 × 7.28 mm
L/W Ratio1.01
Girdle conditionFaceted
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
11.67 mm11.76 mm6.20 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828615343
Side View
Table 58.0%Crown 35.4°Girdle: MediumPavilion 41°Culet: NoneDepth 62.1%

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: Nov 1
Current: $22,256 NZD|Low: $16,293 NZD|High: $74,148 NZD|Avg: $32,202 NZD|-24.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Taylor and Hart
November 1, 2026
Retailer 6$16,293 NZD
Retailer 4$18,405 NZD
Retailer 7$19,987 NZD
Retailer 1$22,256 NZD
Retailer 5$28,524 NZD
Retailer 2$30,322 NZD
Retailer 3$33,217 NZD
Taylor and Hart$58,342 NZD

26 data points across 8 retailers

9 retailers$16,293 NZD to $58,342 NZD

A
Cheapest Retailer
-
$16,293 NZD
$9,183 USD
A
Retailer 2
-
$18,405 NZD
$10,373 USD
View
A
Retailer 3
-
$19,189 NZD
$10,815 USD
View
Retailer 4
-
$19,987 NZD
$11,265 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$22,256 NZD
£9,877 GBP
View
A
Retailer 6
-
$28,524 NZD
$16,076 USD
View
A
Retailer 7
-
$30,322 NZD
€16,276 EUR
View
A
Retailer 8
-
$33,217 NZD
£14,741 GBP
View
Most Expensive
B+
Taylor and Hart
S73QLC4 · Oct 31
$58,342 NZD
$32,882 USD
View
8 more retailers have this diamond
Prices start from $16,293 NZDSave up to $42,049 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
6.20ct Round
$16,293 NZD