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Round|Lab Grown|IGI

5.05ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG621449530

Shape and cutting style on the report: Round brilliant

Certificate IGI LG621449530

Diamond specifications and retailer prices

From $9,887 NZD
£4,388 GBP
As of October 30, 2026
Save $61,333 NZD (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $71,220 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.05ct lab-grown round diamond

This 5.05ct 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 LG621449530 or 621449530. Listed at 24 retailers as of October 30, 2026, with prices from $9,887 to $71,220, a $61,333 spread on the same certified stone. Do Amore Diamonds lists it at $71,220. 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

5.05
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621449530
Dimensions10.96 × 11.02 × 6.73 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
10.96 mm11.02 mm5.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621449530
Side View
Table 57.0%Crown 35.6°Girdle: MediumPavilion 40.1°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 30
Current: $16,567 NZD|Low: $9,854 NZD|High: $94,251 NZD|Avg: $28,080 NZD|+2.3%
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
October 31, 2026
Retailer 8$9,887 NZD
Retailer 5$11,141 NZD
Retailer 6$11,593 NZD
Retailer 14$12,003 NZD
Retailer 13$14,530 NZD
Retailer 1$16,567 NZD
Retailer 2$18,538 NZD
Retailer 12$22,777 NZD
Retailer 10$26,641 NZD
Retailer 9$26,931 NZD
Retailer 11$27,786 NZD
Retailer 3$38,210 NZD
Retailer 15$38,218 NZD
Retailer 7$39,504 NZD
Retailer 4$94,251 NZD

40 data points across 15 retailers

24 retailers$9,887 NZD to $71,220 NZD

A
Cheapest Retailer
-
$9,887 NZD
£4,388 GBP
Retailer 2
-
$10,353 NZD
$5,835 USD
View
Price last confirmed 21 days ago
Retailer 3
-
$10,850 NZD
$6,115 USD
View
Price last confirmed 18 days ago
A
Retailer 4
-
$11,141 NZD
$6,279 USD
View
A
Retailer 5
-
$11,593 NZD
$6,534 USD
View
Final sale: no returns
A
Retailer 6
-
$11,721 NZD
$6,606 USD
View
A
Retailer 7
-
$12,003 NZD
$6,765 USD
View
Retailer 8
-
$12,008 NZD
$6,768 USD
View
Price last confirmed 15 days ago
Retailer 9
-
$12,008 NZD
$6,768 USD
View
Price last confirmed 15 days ago
A
Retailer 10
-
$14,530 NZD
$8,189 USD
View
Retailer 11
-
$15,736 NZD
$8,869 USD
View
Price last confirmed 24 days ago
A
Retailer 12
-
$16,567 NZD
£7,352 GBP
View
A
Retailer 13
-
$18,538 NZD
$10,448 USD
View
A
Retailer 14
-
$22,777 NZD
$12,837 USD
View
A
Retailer 15
-
$26,641 NZD
£11,823 GBP
View
A
Retailer 16
-
$26,931 NZD
ZAR 245,205 ZAR
View
Retailer 17
-
$27,786 NZD
A$24,093 AUD
View
Price last confirmed 9 days ago
B+
Retailer 18
-
$33,052 NZD
$18,628 USD
View
B+
Retailer 19
-
$38,210 NZD
$21,536 USD
View
B+
Retailer 20
-
$38,218 NZD
$21,540 USD
View
B+
Retailer 21
-
$39,504 NZD
$22,264 USD
View
B
Retailer 22
-
$45,759 NZD
$25,790 USD
View
Most Expensive
B
Do Amore Diamonds
27-59150B112 · Oct 31
$71,220 NZD
$40,140 USD
View
22 more retailers have this diamond
Prices start from $9,887 NZDSave up to $61,333 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
5.05ct Round
$9,887 NZD