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8.11ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG770635422

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770635422

Diamond specifications and retailer prices

From $2,317 NZD
£1,027 GBP
As of November 2, 2026
Save $4,224 NZD (65%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,541 NZD at MOH London · As of October 27, 2026
View at MOH London

About this 8.11ct lab-grown round diamond

This 8.11ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770635422 or 770635422. Listed at 9 retailers as of October 27, 2026, with prices from $2,317 to $6,541, a $4,224 spread on the same certified stone. MOH London lists it at $6,541. 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

8.11
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770635422
Dimensions12.97 × 12.89 × 7.92 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.97 mm12.89 mm8.11 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770635422
Side View
Table 57.0%Crown 34.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.3%

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 2
Current: $6,541 NZD|Low: $2,191 NZD|High: $7,464 NZD|Avg: $3,852 NZD|-12.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 7$2,191 NZD
Retailer 2$2,317 NZD
Retailer 5$2,787 NZD
Retailer 3$3,019 NZD
Retailer 6$3,037 NZD
Retailer 4$6,084 NZD
MOH London$6,541 NZD

26 data points across 7 retailers

9 retailers$2,317 NZD to $6,541 NZD

Retailer 1
-
$1,614 NZD
$908 USD
Price last confirmed 26 days ago
Retailer 2
-
$1,829 NZD
$1,029 USD
View
Price last confirmed 24 days ago
Retailer 3
-
$1,951 NZD
$1,098 USD
View
Price last confirmed 26 days ago
A
Retailer 4
-
$2,317 NZD
£1,027 GBP
View
B+
Retailer 5
-
$2,787 NZD
$1,568 USD
View
A
Retailer 6
-
$3,019 NZD
£1,338 GBP
View
Retailer 7
-
$5,485 NZD
$3,086 USD
View
Price last confirmed 26 days ago
B
Retailer 8
-
$6,084 NZD
$3,423 USD
View
Most Expensive
B
MOH London
LG770635422 · Oct 27
$6,541 NZD
£2,898 GBP
View
8 more retailers have this diamond
Prices start from $2,317 NZDSave up to $4,224 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
8.11ct Round
$2,317 NZD