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1.10ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG474128816

Shape and cutting style on the report: Round brilliant

Certificate IGI LG474128816

Diamond specifications and retailer prices

From $1,136 NZD
$640 USD
As of October 31, 2026
Save $4,624 NZD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,760 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.1ct lab-grown round diamond

This 1.1ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG474128816 or 474128816. Listed at 11 retailers as of October 29, 2026, with prices from $1,136 to $5,760, a $4,624 spread on the same certified stone. MOH London lists it at $5,760. 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

1.10
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG474128816
Dimensions6.66 × 6.64 × 4.05 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
6.66 mm6.64 mm1.10 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG474128816
Side View
Table 59.5%Crown 32.8°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
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 31
Current: $5,760 NZD|Low: $1,136 NZD|High: $5,798 NZD|Avg: $2,246 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2$1,136 NZD
Retailer 5$1,258 NZD
Retailer 9$1,409 NZD
Retailer 6$1,458 NZD
Retailer 8$1,458 NZD
Retailer 3$1,506 NZD
Retailer 10$1,774 NZD
Retailer 11$2,307 NZD
Retailer 7$2,369 NZD
Retailer 4$3,593 NZD
MOH London$5,760 NZD

16 data points across 11 retailers

11 retailers$1,136 NZD to $5,760 NZD

A
Cheapest Retailer
-
$1,136 NZD
$640 USD
A
Retailer 2
-
$1,258 NZD
$709 USD
View
A
Retailer 3
-
$1,368 NZD
$771 USD
View
A
Retailer 4
-
$1,409 NZD
$794 USD
View
Final sale: no returns
A
Retailer 5
-
$1,458 NZD
$822 USD
View
Retailer 6
-
$1,458 NZD
$822 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$1,774 NZD
$1,000 USD
View
B+
Retailer 8
-
$2,369 NZD
$1,335 USD
View
B
Retailer 9
-
$3,593 NZD
$2,025 USD
View
B
Retailer 10
-
$4,102 NZD
$2,312 USD
View
Most Expensive
B
MOH London
LG474128816 · Oct 29
$5,760 NZD
£2,556 GBP
View
10 more retailers have this diamond
Prices start from $1,136 NZDSave up to $4,624 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
1.10ct Round
$1,136 NZD