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Round|Lab Grown|IGI

9.58ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG626491717

Shape and cutting style on the report: Round brilliant

Certificate IGI LG626491717

Diamond specifications and retailer prices

From $10,014 NZD
$5,644 USD
As of November 1, 2026
Save $13,726 NZD (58%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $32,313 NZD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 9.58ct lab-grown round diamond

This 9.58ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG626491717 or 626491717. Listed at 20 retailers as of October 31, 2026, with a 137% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

9.58
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626491717
Dimensions13.67 × 13.71 × 8.37 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
13.67 mm13.71 mm9.58 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626491717
Side View
Table 56.0%Crown 33°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $23,638 NZD|Low: $9,613 NZD|High: $40,340 NZD|Avg: $16,480 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
November 1, 2026
Retailer 14$10,014 NZD
Retailer 5$10,495 NZD
Retailer 4$10,994 NZD
Retailer 7$11,215 NZD
Retailer 15$11,616 NZD
Retailer 13$11,622 NZD
Retailer 11$13,156 NZD
Retailer 6$13,790 NZD
Retailer 12$14,056 NZD
Retailer 8$14,856 NZD
Retailer 2$17,935 NZD
Retailer 9$18,742 NZD
Retailer 1$23,638 NZD
Retailer 10$23,740 NZD
Retailer 3$40,340 NZD

42 data points across 15 retailers

20 retailers$10,014 NZD to $23,740 NZD

B+
Cheapest Retailer
-
$10,014 NZD
$5,644 USD
B
Retailer 2
-
$10,495 NZD
$5,915 USD
View
B
Retailer 3
-
$10,994 NZD
$6,196 USD
View
B
Retailer 4
-
$11,215 NZD
$6,321 USD
View
Final sale: no returns
B
Retailer 5
-
$11,616 NZD
$6,547 USD
View
Retailer 6
-
$11,616 NZD
$6,547 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
$11,622 NZD
$6,550 USD
View
B
Retailer 8
-
$13,156 NZD
$7,415 USD
View
B
Retailer 9
-
$13,740 NZD
$7,744 USD
View
B
Retailer 10
-
$13,790 NZD
$7,772 USD
View
B
Retailer 11
-
$13,945 NZD
HK$61,400 HKD
View
B
Retailer 12
-
$14,056 NZD
$7,922 USD
View
B
Retailer 13
-
$14,856 NZD
£6,593 GBP
View
B
Retailer 14
-
$17,935 NZD
$10,108 USD
View
B
Retailer 15
-
$18,742 NZD
€10,060 EUR
View
B
Retailer 16
-
$23,638 NZD
£10,490 GBP
View
B
Retailer 17
-
$23,740 NZD
$13,380 USD
View
Most Expensive
Reve Diamonds
F319ED15B · Nov 1
$32,313 NZD
$18,212 USD
View
Price under review
17 more retailers have this diamond
Prices start from $10,014 NZDSave up to $13,726 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.

B+
9.58ct Round
$10,014 NZD