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Round|Lab Grown|IGI

1.00ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG825639558

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825639558

Diamond specifications and retailer prices

From $413 NZD
$233 USD
As of November 1, 2026
Save $1,787 NZD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,200 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825639558 or 825639558. Listed at 18 retailers as of October 31, 2026, with prices from $413 to $2,200, a $1,787 spread on the same certified stone. Brilliant Earth lists it at $2,200. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825639558
Dimensions6.38 × 6.43 × 3.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
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
6.38 mm6.43 mm1.00 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825639558
Side View
Table 56.0%Crown 35.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.2%

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: $2,200 NZD|Low: $413 NZD|High: $2,200 NZD|Avg: $959 NZD
Brilliant Earth
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
November 1, 2026
Retailer 14$413 NZD
Retailer 17$461 NZD
Retailer 13$481 NZD
Retailer 7$513 NZD
Retailer 8$516 NZD
Retailer 9$568 NZD
Retailer 3$692 NZD
Retailer 2$829 NZD
Retailer 11$855 NZD
Retailer 5$882 NZD
Retailer 16$924 NZD
Retailer 10$967 NZD
Retailer 4$1,384 NZD
Retailer 6$1,650 NZD
Retailer 12$1,655 NZD
Retailer 15$2,069 NZD
Brilliant Earth$2,200 NZD

24 data points across 17 retailers

18 retailers$413 NZD to $2,200 NZD

A
Cheapest Retailer
-
$413 NZD
$233 USD
A
Retailer 2
-
$461 NZD
$260 USD
View
Final sale: no returns
A
Retailer 3
-
$481 NZD
$271 USD
View
A
Retailer 4
-
$513 NZD
$289 USD
View
A
Retailer 5
-
$516 NZD
$291 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$568 NZD
HK$2,500 HKD
View
A
Retailer 7
-
$692 NZD
$390 USD
View
A
Retailer 8
-
$829 NZD
£368 GBP
View
A
Retailer 9
-
$855 NZD
€459 EUR
View
A
Retailer 10
-
$882 NZD
ZAR 8,030 ZAR
View
A
Retailer 11
-
$924 NZD
$521 USD
View
B+
Retailer 12
-
$967 NZD
£429 GBP
View
B+
Retailer 13
-
$1,384 NZD
SGD 1,054 SGD
View
B+
Retailer 14
-
$1,650 NZD
$930 USD
View
B
Retailer 15
-
$1,655 NZD
$933 USD
View
Retailer 16
-
$1,783 NZD
$1,005 USD
View
Price last confirmed 28 days ago
B
Retailer 17
-
$2,069 NZD
£918 GBP
View
Most Expensive
B
Brilliant Earth
21294682A · Oct 31
$2,200 NZD
$1,240 USD
View
17 more retailers have this diamond
Prices start from $413 NZDSave up to $1,787 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
1.00ct Round
$413 NZD