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Round|Lab Grown|IGI

1.25ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG778645756

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778645756

Diamond specifications and retailer prices

From $309 SGD
$242 USD
As of October 30, 2026
Save $1,285 SGD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,857 SGD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.25ct lab-grown round diamond

This 1.25ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778645756 or 778645756. Listed at 24 retailers as of October 30, 2026, with a 415% 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

1.25
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778645756
Dimensions6.90 × 6.93 × 4.26 mm
L/W Ratio1.00
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
6.90 mm6.93 mm1.25 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778645756
Side View
Table 56.0%Crown 34.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.7%

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 30
Current: $624 SGD|Low: $309 SGD|High: $1,393 SGD|Avg: $717 SGD|+6.7%
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
October 31, 2026
Retailer 12$309 SGD
Retailer 4$344 SGD
Retailer 2$463 SGD
Retailer 8$590 SGD
Retailer 1$624 SGD
Retailer 6$636 SGD
Retailer 5$646 SGD
Retailer 3$656 SGD
Retailer 9$839 SGD
Retailer 11$891 SGD
Retailer 10$1,042 SGD
Retailer 13$1,317 SGD
Retailer 7$1,385 SGD

39 data points across 13 retailers

24 retailers$309 SGD to $1,594 SGD

Retailer 1
-
$266 SGD
$208 USD
Price last confirmed 31 days ago
A
Retailer 2
-
$309 SGD
$242 USD
View
Final sale: no returns
Retailer 3
-
$321 SGD
$251 USD
View
Price last confirmed 26 days ago
Retailer 4
-
$344 SGD
$269 USD
View
Price last confirmed 30 days ago
A
Retailer 5
-
$393 SGD
HK$2,400 HKD
View
B+
Retailer 6
-
$463 SGD
$362 USD
View
A
Retailer 7
-
$590 SGD
ZAR 7,458 ZAR
View
A
Retailer 8
-
$624 SGD
€465 EUR
View
A
Retailer 9
-
$636 SGD
£392 GBP
View
B+
Retailer 10
-
$646 SGD
$505 USD
View
B+
Retailer 11
-
$656 SGD
$513 USD
View
B+
Retailer 12
-
$839 SGD
A$1,010 AUD
View
B+
Retailer 13
-
$891 SGD
$697 USD
View
Retailer 14
-
$1,007 SGD
$788 USD
View
Price last confirmed 40 days ago
Retailer 15
-
$1,042 SGD
$815 USD
View
Price last confirmed 11 days ago
Retailer 16
-
$1,105 SGD
$864 USD
View
Price last confirmed 32 days ago
B
Retailer 17
-
$1,115 SGD
View
Retailer 18
-
$1,133 SGD
$886 USD
View
Price last confirmed 97 days ago
B
Retailer 19
-
$1,172 SGD
$917 USD
View
B
Retailer 20
-
$1,179 SGD
$922 USD
View
Retailer 21
-
$1,317 SGD
$1,030 USD
View
Price last confirmed 16 days ago
B+
Retailer 22
-
$1,385 SGD
£853 GBP
View
B
Retailer 23
-
$1,594 SGD
$1,247 USD
View
Most Expensive
Queensmith
LG778645756 · Oct 27
$2,857 SGD
£1,760 GBP
View
Price under review
23 more retailers have this diamond
Prices start from $309 SGDSave up to $1,285 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
1.25ct Round
$309 SGD