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Marquise|Lab Grown|IGI

1.56ct F VS1 Marquise Lab Grown Diamond

VG • F/VS1 • IGI LG825655363

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825655363

Diamond specifications and retailer prices

From $283 USD
As of November 1, 2026
Save $974 USD (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,257 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.56ct lab-grown marquise diamond

This 1.56ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG825655363 or 825655363. Listed at 16 retailers as of November 1, 2026, with prices from $283 to $1,257, a $974 spread on the same certified stone. MOH London lists it at $1,257. 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

1.56
Carat
F
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825655363
Dimensions12.31 × 5.95 × 3.70 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.31 mm5.95 mm1.56 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825655363
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

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: $1,257 USD|Low: $283 USD|High: $1,287 USD|Avg: $663 USD|-2.3%
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
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 6$283 USD
Retailer 3$314 USD
Retailer 15$314 USD
Retailer 2$367 USD
Retailer 9$422 USD
Retailer 8$475 USD
Retailer 12$542 USD
Retailer 4$552 USD
Retailer 11$593 USD
Retailer 14$731 USD
Retailer 13$951 USD
Retailer 7$963 USD
Retailer 16$1,008 USD
Retailer 10$1,012 USD
Retailer 5$1,060 USD
MOH London$1,257 USD

14 data points across 16 retailers

16 retailers$283 USD to $1,257 USD

A
Cheapest Retailer
-
$283 USD
Final sale: no returns
Retailer 2
-
$314 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$314 USD
View
A
Retailer 4
-
$367 USD
£289 GBP
View
B+
Retailer 5
-
$422 USD
View
A
Retailer 6
-
$475 USD
View
A
Retailer 7
-
$542 USD
ZAR 8,748 ZAR
View
A
Retailer 8
-
$552 USD
View
A
Retailer 9
-
$593 USD
£467 GBP
View
B+
Retailer 10
-
$731 USD
A$1,125 AUD
View
B+
Retailer 11
-
$951 USD
A$1,463 AUD
View
B+
Retailer 12
-
$963 USD
View
B+
Retailer 13
-
$1,008 USD
View
B
Retailer 14
-
$1,012 USD
SGD 1,367 SGD
View
B
Retailer 15
-
$1,060 USD
View
Most Expensive
B
MOH London
LG825655363 · Nov 1
$1,257 USD
£990 GBP
View
15 more retailers have this diamond
Prices start from $283 USDSave up to $974 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
1.56ct Marquise
$283 USD