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Marquise|Lab Grown|IGI

3.51ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG715569166

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG715569166

Diamond specifications and retailer prices

From $1,110 SGD
$868 USD
As of November 1, 2026
Save $2,266 SGD (67%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,376 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.51ct lab-grown marquise diamond

This 3.51ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG715569166 or 715569166. Listed at 8 retailers as of October 28, 2026, with prices from $1,110 to $3,376, a $2,266 spread on the same certified stone. Rare Carat lists it at $3,376. 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

3.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715569166
Dimensions15.30 × 7.97 × 5.01 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.30 mm7.97 mm3.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715569166
Side View
Table 60.0%Crown 34.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.9%

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: Nov 1
Current: $1,170 SGD|Low: $962 SGD|High: $5,128 SGD|Avg: $2,279 SGD|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 8$1,110 SGD
Retailer 1$1,170 SGD
Retailer 2$1,191 SGD
Retailer 6$1,537 SGD
Retailer 11$1,580 SGD
Retailer 4$2,095 SGD
Retailer 7$2,316 SGD
Retailer 9$2,494 SGD
Retailer 5$2,599 SGD
Retailer 10$2,860 SGD
Retailer 3$3,359 SGD
Retailer 12$5,128 SGD

37 data points across 12 retailers

8 retailers$1,110 SGD to $3,376 SGD

B+
Cheapest Retailer
-
$1,110 SGD
$868 USD
A
Retailer 2
-
$1,170 SGD
£720 GBP
View
A
Retailer 3
-
$1,537 SGD
$1,202 USD
View
Retailer 4
-
$2,095 SGD
HK$12,800 HKD
View
Price last confirmed 34 days ago
B+
Retailer 5
-
$2,316 SGD
$1,811 USD
View
B+
Retailer 6
-
$2,599 SGD
£1,600 GBP
View
B+
Retailer 7
-
$2,860 SGD
$2,236 USD
View
Most Expensive
B
Rare Carat
673948_l_715569166 · Oct 28
$3,376 SGD
$2,640 USD
View
7 more retailers have this diamond
Prices start from $1,110 SGDSave up to $2,266 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
3.51ct Marquise
$1,110 SGD