CaratHunter
Plans
Marquise|Lab Grown|IGI

1.05ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG787624309

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787624309

Diamond specifications and retailer prices

From $345 SGD
$270 USD
As of October 30, 2026
Save $2,391 SGD (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,736 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.05ct lab-grown marquise diamond

This 1.05ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787624309 or 787624309. Listed at 23 retailers as of October 30, 2026, with prices from $345 to $2,736, a $2,391 spread on the same certified stone. Brilliant Earth lists it at $2,736. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787624309
Dimensions10.57 × 5.41 × 3.30 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.57 mm5.41 mm1.05 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787624309
Side View
Table 58.0%Crown 33.4°Girdle: THN-MEDPavilion 40°Culet: NoneDepth 61.0%

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 30
Current: $2,736 SGD|Low: $345 SGD|High: $3,592 SGD|Avg: $1,123 SGD|-23.8%
Brilliant Earth
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
October 31, 2026
Retailer 17$345 SGD
Retailer 7$385 SGD
Retailer 4$428 SGD
Retailer 19$442 SGD
Retailer 5$475 SGD
Retailer 6$537 SGD
Retailer 16$586 SGD
Retailer 15$739 SGD
Retailer 2$751 SGD
Retailer 21$781 SGD
Retailer 12$860 SGD
Retailer 11$915 SGD
Retailer 14$1,037 SGD
Retailer 13$1,042 SGD
Retailer 9$1,146 SGD
Retailer 10$1,374 SGD
Retailer 3$1,440 SGD
Retailer 20$1,511 SGD
Retailer 8$1,723 SGD
Retailer 18$1,811 SGD
Brilliant Earth$2,736 SGD

31 data points across 21 retailers

23 retailers$345 SGD to $2,736 SGD

A
Cheapest Retailer
-
$345 SGD
$270 USD
A
Retailer 2
-
$385 SGD
$301 USD
View
Final sale: no returns
A
Retailer 3
-
$428 SGD
$335 USD
View
A
Retailer 4
-
$442 SGD
£272 GBP
View
A
Retailer 5
-
$475 SGD
HK$2,900 HKD
View
A
Retailer 6
-
$499 SGD
$390 USD
View
A
Retailer 7
-
$533 SGD
$417 USD
View
A
Retailer 8
-
$537 SGD
$420 USD
View
A
Retailer 9
-
$586 SGD
$458 USD
View
A
Retailer 10
-
$739 SGD
$578 USD
View
A
Retailer 11
-
$751 SGD
£463 GBP
View
A
Retailer 12
-
$781 SGD
$611 USD
View
B+
Retailer 13
-
$860 SGD
€641 EUR
View
B+
Retailer 14
-
$915 SGD
ZAR 11,569 ZAR
View
B+
Retailer 15
-
$1,037 SGD
A$1,248 AUD
View
B+
Retailer 16
-
$1,042 SGD
$815 USD
View
B+
Retailer 17
-
$1,146 SGD
View
B+
Retailer 18
-
$1,374 SGD
$1,075 USD
View
B
Retailer 19
-
$1,440 SGD
$1,126 USD
View
B
Retailer 20
-
$1,511 SGD
$1,182 USD
View
B
Retailer 21
-
$1,723 SGD
£1,061 GBP
View
B
Retailer 22
-
$1,811 SGD
$1,416 USD
View
Most Expensive
B
Brilliant Earth
20381042A · Oct 31
$2,736 SGD
$2,140 USD
View
22 more retailers have this diamond
Prices start from $345 SGDSave up to $2,391 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
1.05ct Marquise
$345 SGD