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Round|Lab Grown|IGI

6.54ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG633463079

Shape and cutting style on the report: Round brilliant

Certificate IGI LG633463079

Diamond specifications and retailer prices

From $18,560 NZD
$10,443 USD
As of November 1, 2026
Save $70,310 NZD (79%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $88,871 NZD at Michael Trio · As of October 31, 2026
View at Michael Trio

About this 6.54ct lab-grown round diamond

This 6.54ct 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 LG633463079 or 633463079. Listed at 24 retailers as of October 31, 2026, with prices from $18,560 to $88,871, a $70,310 spread on the same certified stone. Michael Trio lists it at $88,871. 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

6.54
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG633463079
Dimensions12.01 × 11.95 × 7.42 mm
L/W Ratio1.01
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
12.01 mm11.95 mm6.54 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG633463079
Side View
Table 56.0%Crown 35.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.9%

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: $88,871 NZD|Low: $18,560 NZD|High: $88,871 NZD|Avg: $33,413 NZD
Michael Trio
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 4$18,560 NZD
Retailer 3$19,303 NZD
Retailer 6$19,790 NZD
Retailer 7$21,034 NZD
Retailer 8$21,530 NZD
Retailer 5$22,273 NZD
Retailer 10$22,979 NZD
Retailer 20$22,980 NZD
Retailer 9$23,201 NZD
Retailer 11$24,392 NZD
Retailer 19$25,490 NZD
Retailer 15$28,188 NZD
Retailer 17$31,280 NZD
Retailer 13$36,480 NZD
Retailer 16$40,126 NZD
Retailer 2$44,834 NZD
Retailer 18$45,988 NZD
Retailer 14$46,180 NZD
Retailer 12$59,250 NZD
Michael Trio$88,871 NZD

29 data points across 20 retailers

24 retailers$18,560 NZD to $88,871 NZD

A
Cheapest Retailer
-
$18,560 NZD
$10,443 USD
A
Retailer 2
-
$18,841 NZD
$10,601 USD
View
A
Retailer 3
-
$19,303 NZD
$10,861 USD
View
Retailer 4
-
$19,790 NZD
$11,135 USD
View
Price last confirmed 15 days ago
Retailer 5
-
$21,034 NZD
£9,319 GBP
View
Price last confirmed 16 days ago
A
Retailer 6
-
$21,530 NZD
$12,114 USD
View
A
Retailer 7
-
$22,273 NZD
$12,532 USD
View
A
Retailer 8
-
$22,979 NZD
$12,929 USD
View
A
Retailer 9
-
$22,980 NZD
$12,930 USD
View
A
Retailer 10
-
$23,201 NZD
$13,054 USD
View
A
Retailer 11
-
$24,392 NZD
$13,724 USD
View
A
Retailer 12
-
$25,490 NZD
$14,342 USD
View
Final sale: no returns
A
Retailer 13
-
$28,188 NZD
£12,488 GBP
View
A
Retailer 14
-
$31,280 NZD
$17,600 USD
View
B+
Retailer 15
-
$36,480 NZD
£16,162 GBP
View
B+
Retailer 16
-
$39,381 NZD
$22,158 USD
View
B+
Retailer 17
-
$40,126 NZD
€21,502 EUR
View
B+
Retailer 18
-
$44,834 NZD
A$38,809 AUD
View
B+
Retailer 19
-
$45,988 NZD
ZAR 418,013 ZAR
View
B+
Retailer 20
-
$46,180 NZD
A$39,974 AUD
View
B
Retailer 21
-
$59,250 NZD
$33,337 USD
View
B
Retailer 22
-
$69,837 NZD
$39,294 USD
View
B
Retailer 23
-
$83,160 NZD
$46,790 USD
View
Most Expensive
B
Michael Trio
1852386087 · Oct 31
$88,871 NZD
SGD 67,572 SGD
View
23 more retailers have this diamond
Prices start from $18,560 NZDSave up to $70,310 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
6.54ct Round
$18,560 NZD