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Round|Lab Grown|IGI

1.28ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG799676989

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799676989

Diamond specifications and retailer prices

From $811 SGD
$634 USD
As of October 29, 2026
Save $3,289 SGD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,197 SGD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

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 LG799676989 or 799676989. Listed at 21 retailers as of October 29, 2026, with a 406% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle34.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799676989
Dimensions7.02 × 7.05 × 4.29 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
7.02 mm7.05 mm1.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799676989
Side View
Table 57.0%Crown 34.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

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: $7,197 SGD|Low: $811 SGD|High: $7,594 SGD|Avg: $2,183 SGD|-5.2%
Do Amore Diamonds
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 8$811 SGD
Retailer 13$872 SGD
Retailer 4$886 SGD
Retailer 9$908 SGD
Retailer 6$941 SGD
Retailer 10$941 SGD
Retailer 3$1,170 SGD
Retailer 5$1,243 SGD
Retailer 21$1,293 SGD
Retailer 7$1,539 SGD
Retailer 16$1,659 SGD
Retailer 15$1,766 SGD
Retailer 18$1,909 SGD
Retailer 19$2,026 SGD
Retailer 20$2,403 SGD
Retailer 12$2,920 SGD
Retailer 11$3,273 SGD
Retailer 2$3,718 SGD
Retailer 14$3,722 SGD
Retailer 17$4,100 SGD
Do Amore Diamonds$7,197 SGD

29 data points across 21 retailers

21 retailers$811 SGD to $4,100 SGD

A
Cheapest Retailer
-
$811 SGD
$634 USD
A
Retailer 2
-
$872 SGD
$682 USD
View
A
Retailer 3
-
$886 SGD
$693 USD
View
A
Retailer 4
-
$908 SGD
$710 USD
View
Final sale: no returns
A
Retailer 5
-
$941 SGD
$736 USD
View
Retailer 6
-
$941 SGD
$736 USD
View
Price last confirmed 14 days ago
B+
Retailer 7
-
$1,170 SGD
$915 USD
View
B+
Retailer 8
-
$1,243 SGD
$972 USD
View
B+
Retailer 9
-
$1,293 SGD
HK$7,900 HKD
View
B+
Retailer 10
-
$1,539 SGD
$1,204 USD
View
B+
Retailer 11
-
$1,659 SGD
£1,022 GBP
View
B+
Retailer 12
-
$1,766 SGD
£1,088 GBP
View
B+
Retailer 13
-
$1,909 SGD
ZAR 24,124 ZAR
View
Retailer 14
-
$2,026 SGD
$1,585 USD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
$2,403 SGD
$1,880 USD
View
B
Retailer 16
-
$2,920 SGD
$2,284 USD
View
B
Retailer 17
-
$3,273 SGD
$2,560 USD
View
B
Retailer 18
-
$3,718 SGD
View
B
Retailer 19
-
$3,722 SGD
$2,911 USD
View
B
Retailer 20
-
$4,100 SGD
£2,525 GBP
View
Most Expensive
Do Amore Diamonds
27-43C1B51C2 · Oct 30
$7,197 SGD
$5,630 USD
View
Price under review
20 more retailers have this diamond
Prices start from $811 SGDSave up to $3,289 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
$811 SGD