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Oval|Lab Grown|IGI

1.00ct D SI1 Oval Lab Grown Diamond

GD • D/SI1 • IGI LG684503810

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG684503810

Diamond specifications and retailer prices

From $219 SGD
$171 USD
As of October 29, 2026
Save $1,059 SGD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,278 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown oval diamond

This 1ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG684503810 or 684503810. Listed at 15 retailers as of October 29, 2026, with prices from $219 to $1,278, a $1,059 spread on the same certified stone. MOH London lists it at $1,278. 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
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG684503810
Dimensions8.65 × 5.45 × 3.31 mm
L/W Ratio1.59
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.65 mm5.45 mm1.00 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG684503810
Side View
Table 60.0%Crown 34.6°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 60.7%

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 29
Current: $1,278 SGD|Low: $207 SGD|High: $1,286 SGD|Avg: $543 SGD|+2.2%
MOH London
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
October 30, 2026
Retailer 11$219 SGD
Retailer 5$245 SGD
Retailer 13$254 SGD
Retailer 6$272 SGD
Retailer 7$272 SGD
Retailer 2$326 SGD
Retailer 3$413 SGD
Retailer 15$485 SGD
Retailer 8$485 SGD
Retailer 9$652 SGD
Retailer 14$675 SGD
Retailer 12$873 SGD
Retailer 10$923 SGD
Retailer 4$943 SGD
MOH London$1,278 SGD

45 data points across 15 retailers

15 retailers$219 SGD to $1,278 SGD

A
Cheapest Retailer
-
$219 SGD
$171 USD
B+
Retailer 2
-
$245 SGD
$192 USD
View
Final sale: no returns
B+
Retailer 3
-
$254 SGD
$199 USD
View
B+
Retailer 4
-
$272 SGD
$213 USD
View
B+
Retailer 5
-
$272 SGD
$213 USD
View
B+
Retailer 6
-
$326 SGD
£201 GBP
View
B+
Retailer 7
-
$413 SGD
$323 USD
View
B+
Retailer 8
-
$485 SGD
$379 USD
View
B+
Retailer 9
-
$485 SGD
£299 GBP
View
B
Retailer 10
-
$652 SGD
$510 USD
View
B
Retailer 11
-
$675 SGD
$528 USD
View
B
Retailer 12
-
$873 SGD
$683 USD
View
C
Retailer 13
-
$923 SGD
$722 USD
View
B
Retailer 14
-
$943 SGD
$738 USD
View
Most Expensive
B
MOH London
LG684503810 · Oct 29
$1,278 SGD
£787 GBP
View
14 more retailers have this diamond
Prices start from $219 SGDSave up to $1,059 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 Oval
$219 SGD