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Marquise|Lab Grown|IGI

1.00ct D SI1 Marquise Lab Grown Diamond

VG • D/SI1 • IGI LG836689242

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836689242

Diamond specifications and retailer prices

From $190 SGD
$149 USD
As of October 30, 2026
Save $1,127 SGD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,317 SGD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG836689242 or 836689242. Listed at 17 retailers as of October 30, 2026, with prices from $190 to $1,317, a $1,127 spread on the same certified stone. Reve Diamonds lists it at $1,317. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836689242
Dimensions10.45 × 5.43 × 3.14 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
10.45 mm5.43 mm1.00 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836689242
Side View
Table 62.0%Crown 33°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 57.8%

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 30
Current: $1,102 SGD|Low: $190 SGD|High: $1,360 SGD|Avg: $544 SGD|-7.2%
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
Reve Diamonds
November 1, 2026
Retailer 8$190 SGD
Retailer 2$213 SGD
Retailer 5$221 SGD
Retailer 3$237 SGD
Retailer 14$237 SGD
Retailer 9$282 SGD
Retailer 15$320 SGD
Retailer 6$404 SGD
Retailer 10$409 SGD
Retailer 12$428 SGD
Retailer 11$448 SGD
Retailer 4$547 SGD
Retailer 16$758 SGD
Retailer 13$802 SGD
Retailer 7$829 SGD
Retailer 1$1,102 SGD
Reve Diamonds$1,317 SGD

15 data points across 17 retailers

17 retailers$190 SGD to $1,317 SGD

A
Cheapest Retailer
-
$190 SGD
$149 USD
A
Retailer 2
-
$213 SGD
$167 USD
View
Final sale: no returns
A
Retailer 3
-
$221 SGD
$173 USD
View
Retailer 4
-
$237 SGD
$185 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$237 SGD
$185 USD
View
A
Retailer 6
-
$282 SGD
£174 GBP
View
B+
Retailer 7
-
$320 SGD
$250 USD
View
B+
Retailer 8
-
$404 SGD
$316 USD
View
A
Retailer 9
-
$409 SGD
£252 GBP
View
A
Retailer 10
-
$428 SGD
€319 EUR
View
B+
Retailer 11
-
$448 SGD
£276 GBP
View
B+
Retailer 12
-
$547 SGD
$428 USD
View
B
Retailer 13
-
$758 SGD
$593 USD
View
B
Retailer 14
-
$802 SGD
$627 USD
View
B
Retailer 15
-
$829 SGD
$649 USD
View
B
Retailer 16
-
$1,102 SGD
£679 GBP
View
Most Expensive
B
Reve Diamonds
D1DFEDA27 · Nov 1
$1,317 SGD
$1,030 USD
View
16 more retailers have this diamond
Prices start from $190 SGDSave up to $1,127 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
1.00ct Marquise
$190 SGD