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Marquise|Lab Grown|IGI

1.05ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG692559643

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG692559643

Diamond specifications and retailer prices

From $309 SGD
As of November 5, 2026
Save $2,348 SGD (88%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $2,657 SGD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG692559643 or 692559643. Listed at 29 retailers as of November 4, 2026, with prices from $309 to $2,657, a $2,348 spread on the same certified stone. Do Amore Diamonds lists it at $2,657. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692559643
Dimensions11.05 × 5.23 × 3.24 mm
L/W Ratio2.11
Girdle conditionFaceted
Culet sizePointed
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
11.05 mm5.23 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692559643
Side View
Table 60.0%Crown 33.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.0%

Caratlytics Score

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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 5
Current: $2,657 SGD|Low: $277 SGD|High: $3,232 SGD|Avg: $1,066 SGD
Do Amore Diamonds
Retailer 2
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Retailer 23
November 5, 2026
Retailer 11$277 SGD
Retailer 2$309 SGD
Retailer 8$344 SGD
Retailer 7$536 SGD
Retailer 23$539 SGD
Retailer 10$590 SGD
Retailer 16$613 SGD
Retailer 22$635 SGD
Retailer 5$645 SGD
Retailer 19$654 SGD
Retailer 13$710 SGD
Retailer 12$832 SGD
Retailer 18$929 SGD
Retailer 15$1,086 SGD
Retailer 4$1,109 SGD
Retailer 14$1,286 SGD
Retailer 9$1,437 SGD
Retailer 17$1,515 SGD
Retailer 6$1,593 SGD
Retailer 3$1,616 SGD
Retailer 20$1,839 SGD
Retailer 21$1,871 SGD
Do Amore Diamonds$2,657 SGD

41 data points across 23 retailers

29 retailers$309 SGD to $2,657 SGD

Retailer 1
-
$277 SGD
Price last confirmed 28 days ago
A
Retailer 2
-
$309 SGD
View
Final sale: no returns
Retailer 3
-
$344 SGD
View
Price last confirmed 28 days ago
Retailer 4
-
$344 SGD
View
Price last confirmed 26 days ago
Retailer 5
-
$361 SGD
View
Price last confirmed 36 days ago
Retailer 6
-
$420 SGD
View
Price last confirmed 37 days ago
Retailer 7
-
$443 SGD
View
Price last confirmed 37 days ago
A
Retailer 8
-
$536 SGD
View
A
Retailer 9
-
$539 SGD
View
A
Retailer 10
-
$590 SGD
View
Retailer 11
-
$635 SGD
View
Price last confirmed 7 days ago
A
Retailer 12
-
$645 SGD
View
A
Retailer 13
-
$654 SGD
View
A
Retailer 14
-
$710 SGD
View
A
Retailer 15
-
$832 SGD
View
B+
Retailer 16
-
$929 SGD
View
B+
Retailer 17
-
$1,086 SGD
View
B+
Retailer 18
-
$1,109 SGD
View
B+
Retailer 19
-
$1,219 SGD
View
Retailer 20
-
$1,219 SGD
View
Price last confirmed 26 days ago
B+
Retailer 21
-
$1,286 SGD
View
B+
Retailer 22
-
$1,437 SGD
View
B+
Retailer 23
-
$1,515 SGD
View
Retailer 24
-
$1,593 SGD
View
Price last confirmed 36 days ago
B
Retailer 25
-
$1,593 SGD
View
Retailer 26
-
$1,616 SGD
View
Price last confirmed 8 days ago
B
Retailer 27
-
$1,839 SGD
View
B+
Retailer 28
-
$1,871 SGD
View
Most Expensive
B
Do Amore Diamonds
27-C0F093281 · Nov 4
$2,657 SGD
$2,080 USD
View
28 more retailers have this diamond
Prices start from $309 SGDSave up to $2,348 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
$309 SGD