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Marquise|Lab Grown|IGI

5.51ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG695505923

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG695505923

Diamond specifications and retailer prices

From $1,545 SGD
£952 GBP
As of October 26, 2026
Save $3,417 SGD (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,962 SGD at Taylor and Hart · As of October 26, 2026
View at Taylor and Hart

About this 5.51ct lab-grown marquise diamond

This 5.51ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG695505923 or 695505923. Listed at 11 retailers as of October 26, 2026, with prices from $1,545 to $4,962, a $3,417 spread on the same certified stone. Taylor and Hart lists it at $4,962. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.51
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG695505923
Dimensions18.83 × 9.14 × 5.47 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.83 mm9.14 mm5.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG695505923
Side View
Table 62.0%Crown 34.1°Girdle: STK-THKPavilion 38.5°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: Oct 26
Current: $3,072 SGD|Low: $1,154 SGD|High: $17,514 SGD|Avg: $4,252 SGD|-4.6%
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
Taylor and Hart
October 26, 2026
Retailer 7$1,154 SGD
Retailer 13$1,374 SGD
Retailer 9$1,545 SGD
Retailer 10$1,649 SGD
Retailer 8$2,215 SGD
Retailer 3$2,376 SGD
Retailer 2$2,457 SGD
Retailer 1$3,072 SGD
Retailer 12$3,326 SGD
Retailer 6$3,900 SGD
Retailer 15$3,936 SGD
Retailer 11$4,415 SGD
Retailer 14$4,419 SGD
Taylor and Hart$4,962 SGD
Retailer 5$7,393 SGD
Retailer 4$17,514 SGD

4 data points across 16 retailers

11 retailers$1,545 SGD to $4,962 SGD

Retailer 1
-
$1,229 SGD
$961 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$1,545 SGD
£952 GBP
View
Retailer 3
-
$1,649 SGD
$1,290 USD
View
Price last confirmed 5 days ago
A
Retailer 4
-
$2,215 SGD
£1,364 GBP
View
Retailer 5
-
$2,457 SGD
$1,922 USD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
$3,072 SGD
$2,403 USD
View
B+
Retailer 7
-
$3,326 SGD
$2,602 USD
View
B+
Retailer 8
-
$3,936 SGD
£2,424 GBP
View
B+
Retailer 9
-
$4,415 SGD
$3,454 USD
View
B+
Retailer 10
-
$4,419 SGD
$3,457 USD
View
Most Expensive
B
Taylor and Hart
6FQ9P7V · Oct 26
$4,962 SGD
$3,882 USD
View
10 more retailers have this diamond
Prices start from $1,545 SGDSave up to $3,417 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
5.51ct Marquise
$1,545 SGD