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Round|Lab Grown|IGI

1.28ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG823694958

Shape and cutting style on the report: Round brilliant

Certificate IGI LG823694958

Diamond specifications and retailer prices

From $851 SGD
$666 USD
As of October 29, 2026
Save $3,329 SGD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,181 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG823694958 or 823694958. Listed at 20 retailers as of October 29, 2026, with prices from $851 to $4,181, a $3,329 spread on the same certified stone. MOH London lists it at $4,181. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823694958
Dimensions6.95 × 6.98 × 4.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
HEARTS & ARROWS 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
6.95 mm6.98 mm1.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823694958
Side View
Table 58.0%Crown 34.3°Girdle: MediumPavilion 40.7°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 29
Current: $4,181 SGD|Low: $817 SGD|High: $4,869 SGD|Avg: $2,076 SGD|-13.1%
MOH London
Retailer 2
Retailer 3
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Retailer 11
Retailer 12
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Retailer 19
Retailer 20
October 30, 2026
Retailer 19$851 SGD
Retailer 3$926 SGD
Retailer 7$952 SGD
Retailer 6$987 SGD
Retailer 8$987 SGD
Retailer 20$1,145 SGD
Retailer 4$1,183 SGD
Retailer 15$1,214 SGD
Retailer 2$1,573 SGD
Retailer 13$1,605 SGD
Retailer 5$1,607 SGD
Retailer 14$1,814 SGD
Retailer 16$2,065 SGD
Retailer 17$2,521 SGD
Retailer 10$2,775 SGD
Retailer 11$3,323 SGD
Retailer 12$3,405 SGD
Retailer 9$3,425 SGD
Retailer 18$3,682 SGD
MOH London$4,181 SGD

38 data points across 20 retailers

20 retailers$851 SGD to $4,181 SGD

A
Cheapest Retailer
-
$851 SGD
$666 USD
A
Retailer 2
-
$926 SGD
$724 USD
View
A
Retailer 3
-
$952 SGD
$745 USD
View
Final sale: no returns
A
Retailer 4
-
$987 SGD
$772 USD
View
Retailer 5
-
$987 SGD
$772 USD
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$1,145 SGD
HK$7,000 HKD
View
B+
Retailer 7
-
$1,183 SGD
$925 USD
View
B+
Retailer 8
-
$1,214 SGD
$950 USD
View
B+
Retailer 9
-
$1,573 SGD
£969 GBP
View
B+
Retailer 10
-
$1,605 SGD
€1,196 EUR
View
B+
Retailer 11
-
$1,607 SGD
$1,257 USD
View
B+
Retailer 12
-
$1,814 SGD
ZAR 22,926 ZAR
View
Retailer 13
-
$2,065 SGD
$1,615 USD
View
Price last confirmed 9 days ago
B
Retailer 14
-
$2,521 SGD
$1,972 USD
View
B
Retailer 15
-
$2,775 SGD
$2,171 USD
View
B
Retailer 16
-
$3,323 SGD
View
B
Retailer 17
-
$3,405 SGD
$2,663 USD
View
B
Retailer 18
-
$3,425 SGD
$2,679 USD
View
B
Retailer 19
-
$3,682 SGD
$2,880 USD
View
Most Expensive
B
MOH London
LG823694958 · Oct 29
$4,181 SGD
£2,575 GBP
View
19 more retailers have this diamond
Prices start from $851 SGDSave up to $3,329 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
1.28ct Round
$851 SGD