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Round|Lab Grown|IGI

1.09ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG689502441

Shape and cutting style on the report: Round brilliant

Certificate IGI LG689502441

Diamond specifications and retailer prices

From $262 NZD
$147 USD
As of October 29, 2026
Save $1,262 NZD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,524 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.09ct lab-grown round diamond

This 1.09ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG689502441 or 689502441. Listed at 18 retailers as of October 29, 2026, with prices from $262 to $1,524, a $1,262 spread on the same certified stone. MOH London lists it at $1,524. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.09
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689502441
Dimensions6.57 × 6.59 × 4.09 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.57 mm6.59 mm1.09 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689502441
Side View
Table 56.0%Crown 34.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,524 NZD|Low: $251 NZD|High: $1,533 NZD|Avg: $644 NZD|+0.6%
MOH London
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
October 30, 2026
Retailer 15$262 NZD
Retailer 3$292 NZD
Retailer 5$303 NZD
Retailer 8$324 NZD
Retailer 16$324 NZD
Retailer 7$436 NZD
Retailer 9$559 NZD
Retailer 10$565 NZD
Retailer 2$633 NZD
Retailer 14$712 NZD
Retailer 13$819 NZD
Retailer 12$830 NZD
Retailer 4$897 NZD
Retailer 11$908 NZD
Retailer 6$1,042 NZD
MOH London$1,524 NZD

44 data points across 16 retailers

18 retailers$262 NZD to $1,524 NZD

A
Cheapest Retailer
-
$262 NZD
$147 USD
A
Retailer 2
-
$292 NZD
$164 USD
View
Final sale: no returns
A
Retailer 3
-
$303 NZD
$170 USD
View
A
Retailer 4
-
$324 NZD
$182 USD
View
A
Retailer 5
-
$324 NZD
$182 USD
View
B+
Retailer 6
-
$436 NZD
$245 USD
View
A
Retailer 7
-
$548 NZD
$308 USD
View
A
Retailer 8
-
$559 NZD
£247 GBP
View
A
Retailer 9
-
$565 NZD
€302 EUR
View
A
Retailer 10
-
$633 NZD
£280 GBP
View
Retailer 11
-
$712 NZD
$400 USD
View
Price last confirmed 16 days ago
B+
Retailer 12
-
$819 NZD
A$708 AUD
View
B
Retailer 13
-
$830 NZD
$466 USD
View
B+
Retailer 14
-
$897 NZD
$504 USD
View
B+
Retailer 15
-
$908 NZD
$510 USD
View
Retailer 16
-
$995 NZD
$559 USD
View
Price last confirmed 44 days ago
B
Retailer 17
-
$1,042 NZD
$585 USD
View
Most Expensive
B
MOH London
LG689502441 · Oct 29
$1,524 NZD
£674 GBP
View
17 more retailers have this diamond
Prices start from $262 NZDSave up to $1,262 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
1.09ct Round
$262 NZD