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Round|Lab Grown|IGI

5.93ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG620451720

Shape and cutting style on the report: Round brilliant

Certificate IGI LG620451720

Diamond specifications and retailer prices

From $12,773 NZD
$7,199 USD
As of October 29, 2026
Save $66,928 NZD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $79,702 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.93ct lab-grown round diamond

This 5.93ct 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 LG620451720 or 620451720. Listed at 23 retailers as of October 29, 2026, with prices from $12,773 to $79,702, a $66,928 spread on the same certified stone. Do Amore Diamonds lists it at $79,702. 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

5.93
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620451720
Dimensions11.60 × 11.69 × 7.14 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
11.60 mm11.69 mm5.93 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620451720
Side View
Table 57.0%Crown 33.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.3%

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: Oct 29
Current: $30,362 NZD|Low: $12,262 NZD|High: $137,276 NZD|Avg: $31,546 NZD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 18$12,773 NZD
Retailer 7$13,284 NZD
Retailer 6$13,415 NZD
Retailer 9$14,306 NZD
Retailer 2$14,817 NZD
Retailer 15$14,824 NZD
Retailer 17$16,751 NZD
Retailer 3$17,163 NZD
Retailer 8$18,394 NZD
Retailer 11$20,083 NZD
Retailer 12$27,102 NZD
Retailer 1$30,362 NZD
Retailer 14$33,229 NZD
Retailer 16$34,078 NZD
Retailer 13$39,283 NZD
Retailer 4$47,313 NZD
Retailer 10$49,094 NZD
Retailer 5$137,276 NZD

43 data points across 18 retailers

23 retailers$12,773 NZD to $79,702 NZD

A
Cheapest Retailer
-
$12,773 NZD
$7,199 USD
A
Retailer 2
-
$13,284 NZD
$7,487 USD
View
A
Retailer 3
-
$13,415 NZD
$7,561 USD
View
A
Retailer 4
-
$14,306 NZD
$8,063 USD
View
Final sale: no returns
A
Retailer 5
-
$14,817 NZD
$8,351 USD
View
Retailer 6
-
$14,817 NZD
$8,351 USD
View
Price last confirmed 16 days ago
A
Retailer 7
-
$14,824 NZD
$8,355 USD
View
A
Retailer 8
-
$16,751 NZD
$9,441 USD
View
A
Retailer 9
-
$17,163 NZD
$9,673 USD
View
A
Retailer 10
-
$18,394 NZD
$10,367 USD
View
A
Retailer 11
-
$18,552 NZD
$10,456 USD
View
A
Retailer 12
-
$20,083 NZD
£8,912 GBP
View
A
Retailer 13
-
$27,102 NZD
$15,275 USD
View
A
Retailer 14
-
$30,362 NZD
£13,474 GBP
View
B+
Retailer 15
-
$33,229 NZD
ZAR 302,553 ZAR
View
Retailer 16
-
$34,078 NZD
A$29,548 AUD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$39,283 NZD
$22,140 USD
View
B+
Retailer 18
-
$40,779 NZD
$22,983 USD
View
B+
Retailer 19
-
$47,313 NZD
$26,666 USD
View
B+
Retailer 20
-
$49,094 NZD
$27,669 USD
View
B
Retailer 21
-
$53,309 NZD
$30,045 USD
View
Most Expensive
B
Do Amore Diamonds
27-AA7E2D72C · Oct 31
$79,702 NZD
$44,920 USD
View
21 more retailers have this diamond
Prices start from $12,773 NZDSave up to $66,928 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
5.93ct Round
$12,773 NZD