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Round|Lab Grown|IGI

1.55ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG761556380

Shape and cutting style on the report: Round brilliant

Certificate IGI LG761556380

Diamond specifications and retailer prices

From $303 SGD
$237 USD
As of October 29, 2026
Save $1,373 SGD (82%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,224 SGD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG761556380 or 761556380. Listed at 24 retailers as of October 29, 2026, with a 453% 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

1.55
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761556380
Dimensions7.38 × 7.45 × 4.54 mm
L/W Ratio1.01
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
7.38 mm7.45 mm1.55 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761556380
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.2%

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: $2,224 SGD|Low: $300 SGD|High: $2,224 SGD|Avg: $874 SGD
Brilliant Earth
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
October 31, 2026
Retailer 14$303 SGD
Retailer 11$352 SGD
Retailer 4$376 SGD
Retailer 5$376 SGD
Retailer 8$505 SGD
Retailer 12$566 SGD
Retailer 17$645 SGD
Retailer 16$687 SGD
Retailer 13$708 SGD
Retailer 10$746 SGD
Retailer 3$875 SGD
Retailer 6$991 SGD
Retailer 2$1,207 SGD
Retailer 9$1,356 SGD
Retailer 7$1,444 SGD
Retailer 15$1,513 SGD
Brilliant Earth$2,224 SGD

29 data points across 17 retailers

24 retailers$303 SGD to $1,676 SGD

A
Cheapest Retailer
-
$303 SGD
$237 USD
A
Retailer 2
-
$339 SGD
$265 USD
View
Final sale: no returns
A
Retailer 3
-
$352 SGD
$275 USD
View
A
Retailer 4
-
$376 SGD
$294 USD
View
A
Retailer 5
-
$376 SGD
$294 USD
View
B+
Retailer 6
-
$505 SGD
$395 USD
View
A
Retailer 7
-
$566 SGD
£349 GBP
View
A
Retailer 8
-
$632 SGD
$494 USD
View
A
Retailer 9
-
$645 SGD
ZAR 8,152 ZAR
View
A
Retailer 10
-
$687 SGD
€512 EUR
View
A
Retailer 11
-
$699 SGD
$547 USD
View
B+
Retailer 12
-
$708 SGD
£436 GBP
View
B+
Retailer 13
-
$746 SGD
A$898 AUD
View
B+
Retailer 14
-
$875 SGD
A$1,053 AUD
View
B+
Retailer 15
-
$991 SGD
$775 USD
View
B+
Retailer 16
-
$1,207 SGD
$944 USD
View
B
Retailer 17
-
$1,212 SGD
View
B
Retailer 18
-
$1,274 SGD
$996 USD
View
B
Retailer 19
-
$1,356 SGD
$1,061 USD
View
Retailer 20
-
$1,444 SGD
A$1,738 AUD
View
Price last confirmed 23 days ago
B
Retailer 21
-
$1,513 SGD
£932 GBP
View
B
Retailer 22
-
$1,529 SGD
$1,196 USD
View
B
Retailer 23
-
$1,676 SGD
$1,311 USD
View
Most Expensive
Brilliant Earth
18212551A · Oct 16
$2,224 SGD
$1,740 USD
View
Price last confirmed 14 days ago
23 more retailers have this diamond
Prices start from $303 SGDSave up to $1,373 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
1.55ct Round
$303 SGD