CaratHunter
Plans
Marquise|Lab Grown|IGI

1.56ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG843623524

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843623524

Diamond specifications and retailer prices

From £287 GBP
HK$3,000 HKD
As of October 26, 2026
Save £787 GBP (73%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,696 GBP at Yadav Diamonds · As of October 21, 2026
View at Yadav Diamonds

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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843623524 or 843623524. Listed at 23 retailers as of October 26, 2026, with a 274% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843623524
Dimensions11.78 × 6.15 × 3.76 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.78 mm6.15 mm1.56 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843623524
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.1%

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: Oct 26
Current: £422 GBP|Low: £207 GBP|High: £1,696 GBP|Avg: £606 GBP|-0.2%
Retailer 1
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Yadav Diamonds
October 27, 2026
Retailer 13£207 GBP
Retailer 18£229 GBP
Retailer 10£240 GBP
Retailer 3£256 GBP
Retailer 6£256 GBP
Retailer 14£286 GBP
Retailer 16£287 GBP
Retailer 2£343 GBP
Retailer 15£373 GBP
Retailer 5£408 GBP
Retailer 1£422 GBP
Retailer 11£438 GBP
Retailer 20£443 GBP
Retailer 9£452 GBP
Retailer 8£601 GBP
Retailer 23£787 GBP
Retailer 4£823 GBP
Retailer 19£825 GBP
Retailer 17£853 GBP
Retailer 12£925 GBP
Retailer 22£1,027 GBP
Retailer 21£1,070 GBP
Retailer 7£1,073 GBP
Yadav Diamonds£1,696 GBP

17 data points across 24 retailers

23 retailers£287 GBP to £1,073 GBP

Retailer 1
-
£207 GBP
$277 USD
Price last confirmed 9 days ago
Retailer 2
-
£240 GBP
$321 USD
View
Price last confirmed 8 days ago
Retailer 3
-
£256 GBP
$343 USD
View
Price last confirmed 7 days ago
Retailer 4
-
£256 GBP
$343 USD
View
Price last confirmed 7 days ago
Retailer 5
-
£286 GBP
View
Price last confirmed 10 days ago
A
Retailer 6
-
£287 GBP
HK$3,000 HKD
View
Retailer 7
-
£343 GBP
$460 USD
View
Price last confirmed 7 days ago
A
Retailer 8
-
£373 GBP
$500 USD
View
Retailer 9
-
£408 GBP
€521 EUR
View
Price last confirmed 7 days ago
A
Retailer 10
-
£422 GBP
$566 USD
View
Retailer 11
-
£438 GBP
ZAR 9,486 ZAR
View
Price last confirmed 9 days ago
A
Retailer 12
-
£443 GBP
View
A
Retailer 13
-
£452 GBP
$606 USD
View
Retailer 14
-
£601 GBP
A$1,239 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
£787 GBP
$1,054 USD
View
Retailer 16
-
£823 GBP
$1,103 USD
View
Price last confirmed 7 days ago
B+
Retailer 17
-
£825 GBP
SGD 1,493 SGD
View
B+
Retailer 18
-
£853 GBP
$1,142 USD
View
B
Retailer 19
-
£925 GBP
$1,240 USD
View
B
Retailer 20
-
£1,027 GBP
View
B
Retailer 21
-
£1,070 GBP
$1,434 USD
View
B
Retailer 22
-
£1,073 GBP
$1,438 USD
View
Most Expensive
Yadav Diamonds
13330447 · Oct 21
£1,696 GBP
$2,272 USD
View
Price last confirmed 11 days ago
22 more retailers have this diamond
Prices start from £287 GBPSave up to £787 GBP

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
£287 GBP