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Round|Lab Grown|IGI

1.80ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG770689614

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770689614

Diamond specifications and retailer prices

From $191 USD
As of November 1, 2026
Save $916 USD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,107 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1.8ct lab-grown round diamond

This 1.8ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770689614 or 770689614. Listed at 9 retailers as of November 1, 2026, with prices from $191 to $1,107, a $916 spread on the same certified stone. MOH London lists it at $1,107. 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

1.80
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770689614
Dimensions7.89 × 7.84 × 4.70 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
7.89 mm7.84 mm1.80 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770689614
Side View
Table 62.0%Crown 33.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.8%

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: Nov 1
Current: $1,107 USD|Low: $186 USD|High: $1,139 USD|Avg: $663 USD|-2.8%
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
November 1, 2026
Retailer 13$191 USD
Retailer 9$222 USD
Retailer 2$405 USD
Retailer 7$437 USD
Retailer 3$452 USD
Retailer 10$581 USD
Retailer 11$762 USD
Retailer 8$764 USD
Retailer 4$870 USD
Retailer 6$885 USD
Retailer 5$901 USD
Retailer 12$959 USD
MOH London$1,107 USD

28 data points across 13 retailers

9 retailers$191 USD to $1,107 USD

A
Cheapest Retailer
-
$191 USD
A
Retailer 2
-
$222 USD
View
A
Retailer 3
-
$405 USD
€386 EUR
View
B+
Retailer 4
-
$581 USD
View
B+
Retailer 5
-
$762 USD
View
B+
Retailer 6
-
$764 USD
View
B
Retailer 7
-
$885 USD
View
Retailer 8
-
$959 USD
SGD 1,296 SGD
View
Price last confirmed 21 days ago
Most Expensive
B
MOH London
LG770689614 · Nov 2
$1,107 USD
£872 GBP
View
8 more retailers have this diamond
Prices start from $191 USDSave up to $916 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
1.80ct Round
$191 USD