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Marquise|Lab Grown|IGI

1.98ct G SI1 Marquise Lab Grown Diamond

VG • G/SI1 • IGI LG847682551

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847682551

Diamond specifications and retailer prices

From $608 SGD
£375 GBP
As of October 27, 2026
Save $2,242 SGD (79%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,851 SGD at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 1.98ct lab-grown marquise diamond

This 1.98ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG847682551 or 847682551. Listed at 2 retailers as of October 27, 2026, with prices from $608 to $2,851, a $2,242 spread on the same certified stone. Brilliant Earth lists it at $2,851. 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

1.98
Carat
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847682551
Dimensions13.14 × 6.50 × 4.10 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.14 mm6.50 mm1.98 ctG / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847682551
Side View
Table 62.0%Crown 36.9°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 63.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $2,851 SGD|Low: $608 SGD|High: $2,851 SGD|Avg: $1,730 SGD
Brilliant Earth
Retailer 2
October 27, 2026
Retailer 2$608 SGD
Brilliant Earth$2,851 SGD

1 data point across 2 retailers

2 retailers$608 SGD to $2,851 SGD

A
Cheapest Retailer
-
$608 SGD
£375 GBP
Most Expensive
C
Brilliant Earth
22321062A · Oct 27
$2,851 SGD
$2,230 USD
View
1 more retailer has this diamond
Prices start from $608 SGDSave up to $2,242 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
1.98ct Marquise
$608 SGD