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Round|Lab Grown|IGI

5.55ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG616491087

Shape and cutting style on the report: Round brilliant

Certificate IGI LG616491087

Diamond specifications and retailer prices

From $11,977 NZD
$6,750 USD
As of November 1, 2026
Save $62,757 NZD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $74,734 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.55ct lab-grown round diamond

This 5.55ct 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 LG616491087 or 616491087. Listed at 23 retailers as of October 31, 2026, with prices from $11,977 to $74,734, a $62,757 spread on the same certified stone. Do Amore Diamonds lists it at $74,734. 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

5.55
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG616491087
Dimensions11.36 × 11.41 × 6.93 mm
L/W Ratio1.00
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
11.36 mm11.41 mm5.55 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG616491087
Side View
Table 58.0%Crown 34.2°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.9%

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: $31,952 NZD|Low: $11,497 NZD|High: $120,283 NZD|Avg: $28,537 NZD|-0.2%
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 16$11,977 NZD
Retailer 7$12,456 NZD
Retailer 6$12,610 NZD
Retailer 9$13,412 NZD
Retailer 13$13,831 NZD
Retailer 18$13,893 NZD
Retailer 15$15,969 NZD
Retailer 2$16,102 NZD
Retailer 8$17,246 NZD
Retailer 12$18,801 NZD
Retailer 17$23,935 NZD
Retailer 11$30,109 NZD
Retailer 14$31,156 NZD
Retailer 1$31,952 NZD
Retailer 3$35,562 NZD
Retailer 4$44,317 NZD
Retailer 10$45,948 NZD
Retailer 5$120,283 NZD

43 data points across 18 retailers

23 retailers$11,977 NZD to $74,734 NZD

A
Cheapest Retailer
-
$11,977 NZD
$6,750 USD
A
Retailer 2
-
$12,456 NZD
$7,020 USD
View
A
Retailer 3
-
$12,610 NZD
$7,107 USD
View
A
Retailer 4
-
$13,412 NZD
$7,559 USD
View
Final sale: no returns
A
Retailer 5
-
$13,831 NZD
$7,795 USD
View
A
Retailer 6
-
$13,893 NZD
$7,830 USD
View
Retailer 7
-
$13,893 NZD
$7,830 USD
View
Price last confirmed 16 days ago
A
Retailer 8
-
$15,969 NZD
$9,000 USD
View
A
Retailer 9
-
$16,102 NZD
$9,075 USD
View
A
Retailer 10
-
$16,416 NZD
$9,252 USD
View
A
Retailer 11
-
$17,246 NZD
$9,720 USD
View
A
Retailer 12
-
$18,801 NZD
£8,344 GBP
View
A
Retailer 13
-
$23,935 NZD
$13,490 USD
View
B+
Retailer 14
-
$30,109 NZD
£13,362 GBP
View
B+
Retailer 15
-
$31,156 NZD
ZAR 283,677 ZAR
View
B+
Retailer 16
-
$31,952 NZD
A$27,705 AUD
View
B+
Retailer 17
-
$35,562 NZD
$20,043 USD
View
B+
Retailer 18
-
$38,235 NZD
$21,550 USD
View
B+
Retailer 19
-
$44,317 NZD
$24,977 USD
View
B+
Retailer 20
-
$45,948 NZD
$25,896 USD
View
B
Retailer 21
-
$51,210 NZD
$28,862 USD
View
Most Expensive
B
Do Amore Diamonds
27-C933A7BFE · Oct 31
$74,734 NZD
$42,120 USD
View
21 more retailers have this diamond
Prices start from $11,977 NZDSave up to $62,757 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
5.55ct Round
$11,977 NZD