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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 $244 SGD
$191 USD
As of November 1, 2026
Save $1,172 SGD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,416 SGD at MOH London · As of November 1, 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 10 retailers as of November 1, 2026, with prices from $244 to $1,416, a $1,172 spread on the same certified stone. MOH London lists it at $1,416. 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
Colour
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

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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: $1,416 SGD|Low: $238 SGD|High: $1,457 SGD|Avg: $848 SGD|-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$244 SGD
Retailer 9$284 SGD
Retailer 2$518 SGD
Retailer 7$559 SGD
Retailer 3$578 SGD
Retailer 10$743 SGD
Retailer 11$975 SGD
Retailer 8$977 SGD
Retailer 4$1,113 SGD
Retailer 6$1,132 SGD
Retailer 5$1,153 SGD
Retailer 12$1,227 SGD
MOH London$1,416 SGD

29 data points across 13 retailers

10 retailers$244 SGD to $1,416 SGD

A
Cheapest Retailer
-
$244 SGD
$191 USD
A
Retailer 2
-
$284 SGD
$222 USD
View
A
Retailer 3
-
$518 SGD
€386 EUR
View
Retailer 4
-
$559 SGD
£344 GBP
View
Price last confirmed 16 days ago
B+
Retailer 5
-
$743 SGD
$581 USD
View
B+
Retailer 6
-
$975 SGD
$762 USD
View
B+
Retailer 7
-
$977 SGD
$764 USD
View
B
Retailer 8
-
$1,132 SGD
$885 USD
View
Retailer 9
-
$1,227 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
MOH London
LG770689614 · Nov 1
$1,416 SGD
£872 GBP
View
9 more retailers have this diamond
Prices start from $244 SGDSave up to $1,172 SGD

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
$244 SGD