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Marquise|Lab Grown|IGI

1.02ct F SI1 Marquise Lab Grown Diamond

VG • F/SI1 • IGI LG839608058

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839608058

Diamond specifications and retailer prices

From $213 USD
£168 GBP
As of November 2, 2026
Save $1,161 USD (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,374 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.02ct lab-grown marquise diamond

This 1.02ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG839608058 or 839608058. Listed at 8 retailers as of November 1, 2026, with prices from $213 to $1,374, a $1,161 spread on the same certified stone. MOH London lists it at $1,374. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.02
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839608058
Dimensions10.42 × 5.11 × 3.28 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.42 mm5.11 mm1.02 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839608058
Side View
Table 59.0%Crown 37.1°Girdle: Slightly ThickPavilion 40°Culet: NoneDepth 64.2%

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 2
Current: $1,374 USD|Low: $213 USD|High: $1,421 USD|Avg: $483 USD|-3.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 3$213 USD
Retailer 4$278 USD
Retailer 6$300 USD
Retailer 7$311 USD
Retailer 5$313 USD
Retailer 2$559 USD
MOH London$1,374 USD

20 data points across 7 retailers

8 retailers$213 USD to $1,374 USD

A
Cheapest Retailer
-
$213 USD
£168 GBP
A
Retailer 2
-
$278 USD
£219 GBP
View
A
Retailer 3
-
$300 USD
View
A
Retailer 4
-
$311 USD
View
A
Retailer 5
-
$313 USD
£246 GBP
View
B+
Retailer 6
-
$485 USD
View
B
Retailer 7
-
$559 USD
View
Most Expensive
B
MOH London
LG839608058 · Nov 1
$1,374 USD
£1,082 GBP
View
7 more retailers have this diamond
Prices start from $213 USDSave up to $1,161 USD

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
1.02ct Marquise
$213 USD