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Oval|Lab Grown|IGI

1.55ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG727587277

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG727587277

Diamond specifications and retailer prices

From $394 SGD
$308 USD
As of October 30, 2026
Save $3,007 SGD (88%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $3,401 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.55ct lab-grown oval diamond

This 1.55ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG727587277 or 727587277. Listed at 31 retailers as of October 30, 2026, with prices from $394 to $3,401, a $3,007 spread on the same certified stone. Brilliant Earth lists it at $3,401. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727587277
Dimensions9.63 × 6.56 × 4.00 mm
L/W Ratio1.47
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
9.63 mm6.56 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727587277
Side View
Table 58.0%Crown 33.7°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.0%

Caratlytics Score

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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: $3,401 SGD|Low: $372 SGD|High: $4,283 SGD|Avg: $1,450 SGD|-20.6%
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 19$394 SGD
Retailer 21$607 SGD
Retailer 11$622 SGD
Retailer 3$642 SGD
Retailer 18$749 SGD
Retailer 8$750 SGD
Retailer 17$782 SGD
Retailer 2$797 SGD
Retailer 9$921 SGD
Retailer 10$1,020 SGD
Retailer 4$1,047 SGD
Retailer 16$1,058 SGD
Retailer 20$1,267 SGD
Retailer 6$1,620 SGD
Retailer 12$1,675 SGD
Retailer 5$1,768 SGD
Retailer 14$1,792 SGD
Retailer 13$1,833 SGD
Retailer 22$2,468 SGD
Retailer 7$2,953 SGD
Retailer 15$3,094 SGD
Brilliant Earth$3,401 SGD

39 data points across 22 retailers

31 retailers$394 SGD to $3,401 SGD

Retailer 1
-
$353 SGD
$276 USD
Price last confirmed 33 days ago
Retailer 2
-
$386 SGD
$302 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$394 SGD
$308 USD
View
Final sale: no returns
Retailer 4
-
$410 SGD
$321 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
$412 SGD
$322 USD
View
Retailer 6
-
$412 SGD
$322 USD
View
Price last confirmed 21 days ago
Retailer 7
-
$412 SGD
$322 USD
View
Price last confirmed 29 days ago
Retailer 8
-
$432 SGD
$338 USD
View
Price last confirmed 32 days ago
A
Retailer 9
-
$607 SGD
$475 USD
View
A
Retailer 10
-
$622 SGD
HK$3,800 HKD
View
A
Retailer 11
-
$642 SGD
$502 USD
View
A
Retailer 12
-
$749 SGD
€558 EUR
View
A
Retailer 13
-
$750 SGD
$587 USD
View
A
Retailer 14
-
$782 SGD
ZAR 9,878 ZAR
View
A
Retailer 15
-
$797 SGD
£491 GBP
View
A
Retailer 16
-
$921 SGD
A$1,108 AUD
View
A
Retailer 17
-
$1,020 SGD
$798 USD
View
A
Retailer 18
-
$1,047 SGD
$819 USD
View
A
Retailer 19
-
$1,058 SGD
A$1,273 AUD
View
B+
Retailer 20
-
$1,267 SGD
$991 USD
View
Retailer 21
-
$1,462 SGD
$1,144 USD
View
Price last confirmed 22 days ago
Retailer 22
-
$1,555 SGD
$1,216 USD
View
Price last confirmed 31 days ago
B+
Retailer 23
-
$1,620 SGD
$1,267 USD
View
B+
Retailer 24
-
$1,675 SGD
$1,310 USD
View
B+
Retailer 25
-
$1,768 SGD
$1,383 USD
View
B+
Retailer 26
-
$1,792 SGD
View
B+
Retailer 27
-
$1,833 SGD
£1,129 GBP
View
Retailer 28
-
$2,468 SGD
A$2,970 AUD
View
Price last confirmed 24 days ago
B
Retailer 29
-
$2,953 SGD
$2,310 USD
View
Retailer 30
-
$3,094 SGD
$2,420 USD
View
Price last confirmed 34 days ago
Most Expensive
B
Brilliant Earth
16223322Y · Oct 31
$3,401 SGD
$2,660 USD
View
30 more retailers have this diamond
Prices start from $394 SGDSave up to $3,007 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 Oval
$394 SGD